20162236725

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{149}}^1\times {\mathrm{2081}}^1$

素因数の和:2280

約数の個数: 108

約数和(自身を含む): 38638068300

約数和(自身を除く): 18475831575

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 149, 153, 225, 255, 289, 425, 447, 745, 765, 867, 1275, 1341, 1445, 2081, 2235, 2533, 2601, 3725, 3825, 4335, 6243, 6705, 7225, 7599, 10405, 11175, 12665, 13005, 18729, 21675, 22797, 31215, 33525, 35377, 37995, 43061, 52025, 63325, 65025, 93645, 106131, 113985, 129183, 156075, 176885, 189975, 215305, 310069, 318393, 387549, 468225, 530655, 569925, 601409, 645915, 884425, 930207, 1076525, 1550345, 1591965, 1804227, 1937745, 2653275, 2790621, 3007045, 3229575, 4651035, 5271173, 5412681, 7751725, 7959825, 9021135, 9688725, 13953105, 15035225, 15813519, 23255175, 26355865, 27063405, 45105675, 47440557, 69765525, 79067595, 89609941, 131779325, 135317025, 237202785, 268829823, 395337975, 448049705, 806489469, 1186013925, 1344149115, 2240248525, 4032447345, 6720745575, 20162236725]

約数ペア:

[(1, 20162236725), (3, 6720745575), (5, 4032447345), (9, 2240248525), (15, 1344149115), (17, 1186013925), (25, 806489469), (45, 448049705), (51, 395337975), (75, 268829823), (85, 237202785), (149, 135317025), (153, 131779325), (225, 89609941), (255, 79067595), (289, 69765525), (425, 47440557), (447, 45105675), (745, 27063405), (765, 26355865), (867, 23255175), (1275, 15813519), (1341, 15035225), (1445, 13953105), (2081, 9688725), (2235, 9021135), (2533, 7959825), (2601, 7751725), (3725, 5412681), (3825, 5271173), (4335, 4651035), (6243, 3229575), (6705, 3007045), (7225, 2790621), (7599, 2653275), (10405, 1937745), (11175, 1804227), (12665, 1591965), (13005, 1550345), (18729, 1076525), (21675, 930207), (22797, 884425), (31215, 645915), (33525, 601409), (35377, 569925), (37995, 530655), (43061, 468225), (52025, 387549), (63325, 318393), (65025, 310069), (93645, 215305), (106131, 189975), (113985, 176885), (129183, 156075)]