80120100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{5039}}^1$

素因数の和:5109

約数の個数: 72

約数和(自身を含む): 236234880

約数和(自身を除く): 156114780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 53, 60, 75, 100, 106, 150, 159, 212, 265, 300, 318, 530, 636, 795, 1060, 1325, 1590, 2650, 3180, 3975, 5039, 5300, 7950, 10078, 15117, 15900, 20156, 25195, 30234, 50390, 60468, 75585, 100780, 125975, 151170, 251950, 267067, 302340, 377925, 503900, 534134, 755850, 801201, 1068268, 1335335, 1511700, 1602402, 2670670, 3204804, 4006005, 5341340, 6676675, 8012010, 13353350, 16024020, 20030025, 26706700, 40060050, 80120100]

約数ペア:

[(1, 80120100), (2, 40060050), (3, 26706700), (4, 20030025), (5, 16024020), (6, 13353350), (10, 8012010), (12, 6676675), (15, 5341340), (20, 4006005), (25, 3204804), (30, 2670670), (50, 1602402), (53, 1511700), (60, 1335335), (75, 1068268), (100, 801201), (106, 755850), (150, 534134), (159, 503900), (212, 377925), (265, 302340), (300, 267067), (318, 251950), (530, 151170), (636, 125975), (795, 100780), (1060, 75585), (1325, 60468), (1590, 50390), (2650, 30234), (3180, 25195), (3975, 20156), (5039, 15900), (5300, 15117), (7950, 10078)]