42315780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54251}}^1$

素因数の和:54276

約数の個数: 48

約数和(自身を含む): 127600704

約数和(自身を除く): 85284924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 54251, 108502, 162753, 217004, 271255, 325506, 542510, 651012, 705263, 813765, 1085020, 1410526, 1627530, 2115789, 2821052, 3255060, 3526315, 4231578, 7052630, 8463156, 10578945, 14105260, 21157890, 42315780]

約数ペア:

[(1, 42315780), (2, 21157890), (3, 14105260), (4, 10578945), (5, 8463156), (6, 7052630), (10, 4231578), (12, 3526315), (13, 3255060), (15, 2821052), (20, 2115789), (26, 1627530), (30, 1410526), (39, 1085020), (52, 813765), (60, 705263), (65, 651012), (78, 542510), (130, 325506), (156, 271255), (195, 217004), (260, 162753), (390, 108502), (780, 54251)]