201647511020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1303}}^1\times {\mathrm{249607}}^1$

素因数の和:250950

約数の個数: 48

約数和(自身を含む): 437456990208

約数和(自身を除く): 235809479188

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1303, 2606, 5212, 6515, 13030, 26060, 40393, 80786, 161572, 201965, 249607, 403930, 499214, 807860, 998428, 1248035, 2496070, 4992140, 7737817, 15475634, 30951268, 38689085, 77378170, 154756340, 325237921, 650475842, 1300951684, 1626189605, 3252379210, 6504758420, 10082375551, 20164751102, 40329502204, 50411877755, 100823755510, 201647511020]

約数ペア:

[(1, 201647511020), (2, 100823755510), (4, 50411877755), (5, 40329502204), (10, 20164751102), (20, 10082375551), (31, 6504758420), (62, 3252379210), (124, 1626189605), (155, 1300951684), (310, 650475842), (620, 325237921), (1303, 154756340), (2606, 77378170), (5212, 38689085), (6515, 30951268), (13030, 15475634), (26060, 7737817), (40393, 4992140), (80786, 2496070), (161572, 1248035), (201965, 998428), (249607, 807860), (403930, 499214)]