78534450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2861}}^1$

素因数の和:2940

約数の個数: 72

約数和(自身を含む): 214529796

約数和(自身を除く): 135995346

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 61, 75, 90, 122, 150, 183, 225, 305, 366, 450, 549, 610, 915, 1098, 1525, 1830, 2745, 2861, 3050, 4575, 5490, 5722, 8583, 9150, 13725, 14305, 17166, 25749, 27450, 28610, 42915, 51498, 71525, 85830, 128745, 143050, 174521, 214575, 257490, 349042, 429150, 523563, 643725, 872605, 1047126, 1287450, 1570689, 1745210, 2617815, 3141378, 4363025, 5235630, 7853445, 8726050, 13089075, 15706890, 26178150, 39267225, 78534450]

約数ペア:

[(1, 78534450), (2, 39267225), (3, 26178150), (5, 15706890), (6, 13089075), (9, 8726050), (10, 7853445), (15, 5235630), (18, 4363025), (25, 3141378), (30, 2617815), (45, 1745210), (50, 1570689), (61, 1287450), (75, 1047126), (90, 872605), (122, 643725), (150, 523563), (183, 429150), (225, 349042), (305, 257490), (366, 214575), (450, 174521), (549, 143050), (610, 128745), (915, 85830), (1098, 71525), (1525, 51498), (1830, 42915), (2745, 28610), (2861, 27450), (3050, 25749), (4575, 17166), (5490, 14305), (5722, 13725), (8583, 9150)]