67651300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:341

約数の個数: 72

約数和(自身を含む): 153601280

約数和(自身を除く): 85949980

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 139, 155, 157, 278, 310, 314, 556, 620, 628, 695, 775, 785, 1390, 1550, 1570, 2780, 3100, 3140, 3475, 3925, 4309, 4867, 6950, 7850, 8618, 9734, 13900, 15700, 17236, 19468, 21545, 21823, 24335, 43090, 43646, 48670, 86180, 87292, 97340, 107725, 109115, 121675, 215450, 218230, 243350, 430900, 436460, 486700, 545575, 676513, 1091150, 1353026, 2182300, 2706052, 3382565, 6765130, 13530260, 16912825, 33825650, 67651300]

約数ペア:

[(1, 67651300), (2, 33825650), (4, 16912825), (5, 13530260), (10, 6765130), (20, 3382565), (25, 2706052), (31, 2182300), (50, 1353026), (62, 1091150), (100, 676513), (124, 545575), (139, 486700), (155, 436460), (157, 430900), (278, 243350), (310, 218230), (314, 215450), (556, 121675), (620, 109115), (628, 107725), (695, 97340), (775, 87292), (785, 86180), (1390, 48670), (1550, 43646), (1570, 43090), (2780, 24335), (3100, 21823), (3140, 21545), (3475, 19468), (3925, 17236), (4309, 15700), (4867, 13900), (6950, 9734), (7850, 8618)]