80449420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1667}}^1$

素因数の和:1822

約数の個数: 48

約数和(自身を含む): 179343360

約数和(自身を除く): 98893940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 127, 190, 254, 380, 508, 635, 1270, 1667, 2413, 2540, 3334, 4826, 6668, 8335, 9652, 12065, 16670, 24130, 31673, 33340, 48260, 63346, 126692, 158365, 211709, 316730, 423418, 633460, 846836, 1058545, 2117090, 4022471, 4234180, 8044942, 16089884, 20112355, 40224710, 80449420]

約数ペア:

[(1, 80449420), (2, 40224710), (4, 20112355), (5, 16089884), (10, 8044942), (19, 4234180), (20, 4022471), (38, 2117090), (76, 1058545), (95, 846836), (127, 633460), (190, 423418), (254, 316730), (380, 211709), (508, 158365), (635, 126692), (1270, 63346), (1667, 48260), (2413, 33340), (2540, 31673), (3334, 24130), (4826, 16670), (6668, 12065), (8335, 9652)]