84316280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{701}}^1$

素因数の和:840

約数の個数: 64

約数和(自身を含む): 198132480

約数和(自身を除く): 113816200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 97, 124, 155, 194, 248, 310, 388, 485, 620, 701, 776, 970, 1240, 1402, 1940, 2804, 3007, 3505, 3880, 5608, 6014, 7010, 12028, 14020, 15035, 21731, 24056, 28040, 30070, 43462, 60140, 67997, 86924, 108655, 120280, 135994, 173848, 217310, 271988, 339985, 434620, 543976, 679970, 869240, 1359940, 2107907, 2719880, 4215814, 8431628, 10539535, 16863256, 21079070, 42158140, 84316280]

約数ペア:

[(1, 84316280), (2, 42158140), (4, 21079070), (5, 16863256), (8, 10539535), (10, 8431628), (20, 4215814), (31, 2719880), (40, 2107907), (62, 1359940), (97, 869240), (124, 679970), (155, 543976), (194, 434620), (248, 339985), (310, 271988), (388, 217310), (485, 173848), (620, 135994), (701, 120280), (776, 108655), (970, 86924), (1240, 67997), (1402, 60140), (1940, 43462), (2804, 30070), (3007, 28040), (3505, 24056), (3880, 21731), (5608, 15035), (6014, 14020), (7010, 12028)]