3090409900

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{281}}^1\times {\mathrm{1549}}^1$

素因数の和:1915

約数の個数: 72

約数和(自身を含む): 6829250400

約数和(自身を除く): 3738840500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 281, 284, 355, 562, 710, 1124, 1405, 1420, 1549, 1775, 2810, 3098, 3550, 5620, 6196, 7025, 7100, 7745, 14050, 15490, 19951, 28100, 30980, 38725, 39902, 77450, 79804, 99755, 109979, 154900, 199510, 219958, 399020, 435269, 439916, 498775, 549895, 870538, 997550, 1099790, 1741076, 1995100, 2176345, 2199580, 2749475, 4352690, 5498950, 8705380, 10881725, 10997900, 21763450, 30904099, 43526900, 61808198, 123616396, 154520495, 309040990, 618081980, 772602475, 1545204950, 3090409900]

約数ペア:

[(1, 3090409900), (2, 1545204950), (4, 772602475), (5, 618081980), (10, 309040990), (20, 154520495), (25, 123616396), (50, 61808198), (71, 43526900), (100, 30904099), (142, 21763450), (281, 10997900), (284, 10881725), (355, 8705380), (562, 5498950), (710, 4352690), (1124, 2749475), (1405, 2199580), (1420, 2176345), (1549, 1995100), (1775, 1741076), (2810, 1099790), (3098, 997550), (3550, 870538), (5620, 549895), (6196, 498775), (7025, 439916), (7100, 435269), (7745, 399020), (14050, 219958), (15490, 199510), (19951, 154900), (28100, 109979), (30980, 99755), (38725, 79804), (39902, 77450)]