98947040

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19949}}^1$

素因数の和:19995

約数の個数: 48

約数和(自身を含む): 241315200

約数和(自身を除く): 142368160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 19949, 39898, 79796, 99745, 159592, 199490, 319184, 398980, 618419, 638368, 797960, 1236838, 1595920, 2473676, 3092095, 3191840, 4947352, 6184190, 9894704, 12368380, 19789408, 24736760, 49473520, 98947040]

約数ペア:

[(1, 98947040), (2, 49473520), (4, 24736760), (5, 19789408), (8, 12368380), (10, 9894704), (16, 6184190), (20, 4947352), (31, 3191840), (32, 3092095), (40, 2473676), (62, 1595920), (80, 1236838), (124, 797960), (155, 638368), (160, 618419), (248, 398980), (310, 319184), (496, 199490), (620, 159592), (992, 99745), (1240, 79796), (2480, 39898), (4960, 19949)]