73286980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1123}}^1$

素因数の和:1396

約数の個数: 48

約数和(自身を含む): 166549824

約数和(自身を除く): 93262844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 251, 260, 502, 1004, 1123, 1255, 2246, 2510, 3263, 4492, 5020, 5615, 6526, 11230, 13052, 14599, 16315, 22460, 29198, 32630, 58396, 65260, 72995, 145990, 281873, 291980, 563746, 1127492, 1409365, 2818730, 3664349, 5637460, 7328698, 14657396, 18321745, 36643490, 73286980]

約数ペア:

[(1, 73286980), (2, 36643490), (4, 18321745), (5, 14657396), (10, 7328698), (13, 5637460), (20, 3664349), (26, 2818730), (52, 1409365), (65, 1127492), (130, 563746), (251, 291980), (260, 281873), (502, 145990), (1004, 72995), (1123, 65260), (1255, 58396), (2246, 32630), (2510, 29198), (3263, 22460), (4492, 16315), (5020, 14599), (5615, 13052), (6526, 11230)]