49539366920

素因数分解:

$2^3\times 5^1\times {\mathrm{15331}}^1\times {\mathrm{80783}}^1$

素因数の和:96125

約数の個数: 32

約数和(自身を含む): 111472225920

約数和(自身を除く): 61932859000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 15331, 30662, 61324, 76655, 80783, 122648, 153310, 161566, 306620, 323132, 403915, 613240, 646264, 807830, 1615660, 3231320, 1238484173, 2476968346, 4953936692, 6192420865, 9907873384, 12384841730, 24769683460, 49539366920]

約数ペア:

[(1, 49539366920), (2, 24769683460), (4, 12384841730), (5, 9907873384), (8, 6192420865), (10, 4953936692), (20, 2476968346), (40, 1238484173), (15331, 3231320), (30662, 1615660), (61324, 807830), (76655, 646264), (80783, 613240), (122648, 403915), (153310, 323132), (161566, 306620)]