77646350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^2$

素因数の和:162

約数の個数: 72

約数和(自身を含む): 159524760

約数和(自身を除く): 81878410

約数列:

[1, 2, 5, 10, 19, 25, 37, 38, 47, 50, 74, 94, 95, 185, 190, 235, 370, 470, 475, 703, 893, 925, 950, 1175, 1406, 1739, 1786, 1850, 2209, 2350, 3478, 3515, 4418, 4465, 7030, 8695, 8930, 11045, 17390, 17575, 22090, 22325, 33041, 35150, 41971, 43475, 44650, 55225, 66082, 81733, 83942, 86950, 110450, 163466, 165205, 209855, 330410, 408665, 419710, 817330, 826025, 1049275, 1552927, 1652050, 2043325, 2098550, 3105854, 4086650, 7764635, 15529270, 38823175, 77646350]

約数ペア:

[(1, 77646350), (2, 38823175), (5, 15529270), (10, 7764635), (19, 4086650), (25, 3105854), (37, 2098550), (38, 2043325), (47, 1652050), (50, 1552927), (74, 1049275), (94, 826025), (95, 817330), (185, 419710), (190, 408665), (235, 330410), (370, 209855), (470, 165205), (475, 163466), (703, 110450), (893, 86950), (925, 83942), (950, 81733), (1175, 66082), (1406, 55225), (1739, 44650), (1786, 43475), (1850, 41971), (2209, 35150), (2350, 33041), (3478, 22325), (3515, 22090), (4418, 17575), (4465, 17390), (7030, 11045), (8695, 8930)]