85037960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:247

約数の個数: 128

約数和(自身を含む): 230307840

約数和(自身を除く): 145269880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 97, 101, 124, 140, 155, 194, 202, 217, 248, 280, 310, 388, 404, 434, 485, 505, 620, 679, 707, 776, 808, 868, 970, 1010, 1085, 1240, 1358, 1414, 1736, 1940, 2020, 2170, 2716, 2828, 3007, 3131, 3395, 3535, 3880, 4040, 4340, 5432, 5656, 6014, 6262, 6790, 7070, 8680, 9797, 12028, 12524, 13580, 14140, 15035, 15655, 19594, 21049, 21917, 24056, 25048, 27160, 28280, 30070, 31310, 39188, 42098, 43834, 48985, 60140, 62620, 68579, 78376, 84196, 87668, 97970, 105245, 109585, 120280, 125240, 137158, 168392, 175336, 195940, 210490, 219170, 274316, 303707, 342895, 391880, 420980, 438340, 548632, 607414, 685790, 841960, 876680, 1214828, 1371580, 1518535, 2125949, 2429656, 2743160, 3037070, 4251898, 6074140, 8503796, 10629745, 12148280, 17007592, 21259490, 42518980, 85037960]

約数ペア:

[(1, 85037960), (2, 42518980), (4, 21259490), (5, 17007592), (7, 12148280), (8, 10629745), (10, 8503796), (14, 6074140), (20, 4251898), (28, 3037070), (31, 2743160), (35, 2429656), (40, 2125949), (56, 1518535), (62, 1371580), (70, 1214828), (97, 876680), (101, 841960), (124, 685790), (140, 607414), (155, 548632), (194, 438340), (202, 420980), (217, 391880), (248, 342895), (280, 303707), (310, 274316), (388, 219170), (404, 210490), (434, 195940), (485, 175336), (505, 168392), (620, 137158), (679, 125240), (707, 120280), (776, 109585), (808, 105245), (868, 97970), (970, 87668), (1010, 84196), (1085, 78376), (1240, 68579), (1358, 62620), (1414, 60140), (1736, 48985), (1940, 43834), (2020, 42098), (2170, 39188), (2716, 31310), (2828, 30070), (3007, 28280), (3131, 27160), (3395, 25048), (3535, 24056), (3880, 21917), (4040, 21049), (4340, 19594), (5432, 15655), (5656, 15035), (6014, 14140), (6262, 13580), (6790, 12524), (7070, 12028), (8680, 9797)]