79151680

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:228

約数の個数: 112

約数和(自身を含む): 198973440

約数和(自身を除く): 119821760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 79, 80, 101, 124, 155, 158, 160, 202, 248, 310, 316, 320, 395, 404, 496, 505, 620, 632, 790, 808, 992, 1010, 1240, 1264, 1580, 1616, 1984, 2020, 2449, 2480, 2528, 3131, 3160, 3232, 4040, 4898, 4960, 5056, 6262, 6320, 6464, 7979, 8080, 9796, 9920, 12245, 12524, 12640, 15655, 15958, 16160, 19592, 24490, 25048, 25280, 31310, 31916, 32320, 39184, 39895, 48980, 50096, 62620, 63832, 78368, 79790, 97960, 100192, 125240, 127664, 156736, 159580, 195920, 200384, 247349, 250480, 255328, 319160, 391840, 494698, 500960, 510656, 638320, 783680, 989396, 1001920, 1236745, 1276640, 1978792, 2473490, 2553280, 3957584, 4946980, 7915168, 9893960, 15830336, 19787920, 39575840, 79151680]

約数ペア:

[(1, 79151680), (2, 39575840), (4, 19787920), (5, 15830336), (8, 9893960), (10, 7915168), (16, 4946980), (20, 3957584), (31, 2553280), (32, 2473490), (40, 1978792), (62, 1276640), (64, 1236745), (79, 1001920), (80, 989396), (101, 783680), (124, 638320), (155, 510656), (158, 500960), (160, 494698), (202, 391840), (248, 319160), (310, 255328), (316, 250480), (320, 247349), (395, 200384), (404, 195920), (496, 159580), (505, 156736), (620, 127664), (632, 125240), (790, 100192), (808, 97960), (992, 79790), (1010, 78368), (1240, 63832), (1264, 62620), (1580, 50096), (1616, 48980), (1984, 39895), (2020, 39184), (2449, 32320), (2480, 31916), (2528, 31310), (3131, 25280), (3160, 25048), (3232, 24490), (4040, 19592), (4898, 16160), (4960, 15958), (5056, 15655), (6262, 12640), (6320, 12524), (6464, 12245), (7979, 9920), (8080, 9796)]