26358327220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{89}}^1\times {\mathrm{811}}^1$

素因数の和:990

約数の個数: 144

約数和(自身を含む): 60957489600

約数和(自身を除く): 34599162380

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 89, 95, 124, 155, 178, 190, 310, 356, 380, 445, 589, 620, 811, 890, 961, 1178, 1622, 1691, 1780, 1922, 2356, 2759, 2945, 3244, 3382, 3844, 4055, 4805, 5518, 5890, 6764, 8110, 8455, 9610, 11036, 11780, 13795, 15409, 16220, 16910, 18259, 19220, 25141, 27590, 30818, 33820, 36518, 50282, 52421, 55180, 61636, 72179, 73036, 77045, 85529, 91295, 100564, 104842, 125705, 144358, 154090, 171058, 182590, 209684, 251410, 262105, 288716, 308180, 342116, 360895, 365180, 427645, 477679, 502820, 524210, 721790, 779371, 855290, 955358, 1048420, 1371401, 1443580, 1558742, 1625051, 1710580, 1910716, 2237549, 2388395, 2742802, 3117484, 3250102, 3896855, 4475098, 4776790, 5485604, 6500204, 6857005, 7793710, 8125255, 8950196, 9553580, 11187745, 13714010, 14808049, 15587420, 16250510, 22375490, 27428020, 29616098, 32501020, 42513431, 44750980, 59232196, 69364019, 74040245, 85026862, 138728038, 148080490, 170053724, 212567155, 277456076, 296160980, 346820095, 425134310, 693640190, 850268620, 1317916361, 1387280380, 2635832722, 5271665444, 6589581805, 13179163610, 26358327220]

約数ペア:

[(1, 26358327220), (2, 13179163610), (4, 6589581805), (5, 5271665444), (10, 2635832722), (19, 1387280380), (20, 1317916361), (31, 850268620), (38, 693640190), (62, 425134310), (76, 346820095), (89, 296160980), (95, 277456076), (124, 212567155), (155, 170053724), (178, 148080490), (190, 138728038), (310, 85026862), (356, 74040245), (380, 69364019), (445, 59232196), (589, 44750980), (620, 42513431), (811, 32501020), (890, 29616098), (961, 27428020), (1178, 22375490), (1622, 16250510), (1691, 15587420), (1780, 14808049), (1922, 13714010), (2356, 11187745), (2759, 9553580), (2945, 8950196), (3244, 8125255), (3382, 7793710), (3844, 6857005), (4055, 6500204), (4805, 5485604), (5518, 4776790), (5890, 4475098), (6764, 3896855), (8110, 3250102), (8455, 3117484), (9610, 2742802), (11036, 2388395), (11780, 2237549), (13795, 1910716), (15409, 1710580), (16220, 1625051), (16910, 1558742), (18259, 1443580), (19220, 1371401), (25141, 1048420), (27590, 955358), (30818, 855290), (33820, 779371), (36518, 721790), (50282, 524210), (52421, 502820), (55180, 477679), (61636, 427645), (72179, 365180), (73036, 360895), (77045, 342116), (85529, 308180), (91295, 288716), (100564, 262105), (104842, 251410), (125705, 209684), (144358, 182590), (154090, 171058)]