289840150

素因数分解:

$2^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 549839808

約数和(自身を除く): 259999658

約数列:

[1, 2, 5, 10, 25, 50, 83, 166, 211, 331, 415, 422, 662, 830, 1055, 1655, 2075, 2110, 3310, 4150, 5275, 8275, 10550, 16550, 17513, 27473, 35026, 54946, 69841, 87565, 137365, 139682, 175130, 274730, 349205, 437825, 686825, 698410, 875650, 1373650, 1746025, 3492050, 5796803, 11593606, 28984015, 57968030, 144920075, 289840150]

約数ペア:

[(1, 289840150), (2, 144920075), (5, 57968030), (10, 28984015), (25, 11593606), (50, 5796803), (83, 3492050), (166, 1746025), (211, 1373650), (331, 875650), (415, 698410), (422, 686825), (662, 437825), (830, 349205), (1055, 274730), (1655, 175130), (2075, 139682), (2110, 137365), (3310, 87565), (4150, 69841), (5275, 54946), (8275, 35026), (10550, 27473), (16550, 17513)]