77362640

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:348

約数の個数: 80

約数和(自身を含む): 185988096

約数和(自身を除く): 108625456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 83, 122, 166, 191, 244, 305, 332, 382, 415, 488, 610, 664, 764, 830, 955, 976, 1220, 1328, 1528, 1660, 1910, 2440, 3056, 3320, 3820, 4880, 5063, 6640, 7640, 10126, 11651, 15280, 15853, 20252, 23302, 25315, 31706, 40504, 46604, 50630, 58255, 63412, 79265, 81008, 93208, 101260, 116510, 126824, 158530, 186416, 202520, 233020, 253648, 317060, 405040, 466040, 634120, 932080, 967033, 1268240, 1934066, 3868132, 4835165, 7736264, 9670330, 15472528, 19340660, 38681320, 77362640]

約数ペア:

[(1, 77362640), (2, 38681320), (4, 19340660), (5, 15472528), (8, 9670330), (10, 7736264), (16, 4835165), (20, 3868132), (40, 1934066), (61, 1268240), (80, 967033), (83, 932080), (122, 634120), (166, 466040), (191, 405040), (244, 317060), (305, 253648), (332, 233020), (382, 202520), (415, 186416), (488, 158530), (610, 126824), (664, 116510), (764, 101260), (830, 93208), (955, 81008), (976, 79265), (1220, 63412), (1328, 58255), (1528, 50630), (1660, 46604), (1910, 40504), (2440, 31706), (3056, 25315), (3320, 23302), (3820, 20252), (4880, 15853), (5063, 15280), (6640, 11651), (7640, 10126)]