25978700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1$

素因数の和:168

約数の個数: 108

約数和(自身を含む): 65803080

約数和(自身を除く): 39824380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 113, 121, 190, 209, 220, 226, 242, 275, 380, 418, 452, 475, 484, 550, 565, 605, 836, 950, 1045, 1100, 1130, 1210, 1243, 1900, 2090, 2147, 2260, 2299, 2420, 2486, 2825, 3025, 4180, 4294, 4598, 4972, 5225, 5650, 6050, 6215, 8588, 9196, 10450, 10735, 11300, 11495, 12100, 12430, 13673, 20900, 21470, 22990, 23617, 24860, 27346, 31075, 42940, 45980, 47234, 53675, 54692, 57475, 62150, 68365, 94468, 107350, 114950, 118085, 124300, 136730, 214700, 229900, 236170, 259787, 273460, 341825, 472340, 519574, 590425, 683650, 1039148, 1180850, 1298935, 1367300, 2361700, 2597870, 5195740, 6494675, 12989350, 25978700]

約数ペア:

[(1, 25978700), (2, 12989350), (4, 6494675), (5, 5195740), (10, 2597870), (11, 2361700), (19, 1367300), (20, 1298935), (22, 1180850), (25, 1039148), (38, 683650), (44, 590425), (50, 519574), (55, 472340), (76, 341825), (95, 273460), (100, 259787), (110, 236170), (113, 229900), (121, 214700), (190, 136730), (209, 124300), (220, 118085), (226, 114950), (242, 107350), (275, 94468), (380, 68365), (418, 62150), (452, 57475), (475, 54692), (484, 53675), (550, 47234), (565, 45980), (605, 42940), (836, 31075), (950, 27346), (1045, 24860), (1100, 23617), (1130, 22990), (1210, 21470), (1243, 20900), (1900, 13673), (2090, 12430), (2147, 12100), (2260, 11495), (2299, 11300), (2420, 10735), (2486, 10450), (2825, 9196), (3025, 8588), (4180, 6215), (4294, 6050), (4598, 5650), (4972, 5225)]