2645405428

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:689

約数の個数: 72

約数和(自身を含む): 5100935168

約数和(自身を除く): 2455529740

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 127, 148, 254, 289, 487, 508, 578, 629, 974, 1156, 1258, 1948, 2159, 2516, 4318, 4699, 8279, 8636, 9398, 10693, 16558, 18019, 18796, 21386, 33116, 36038, 36703, 42772, 61849, 72076, 73406, 79883, 123698, 140743, 146812, 159766, 247396, 281486, 306323, 319532, 562972, 612646, 1051433, 1225292, 1358011, 2102866, 2288413, 2716022, 4205732, 4576826, 5207491, 5432044, 9153652, 10414982, 17874361, 20829964, 35748722, 38903021, 71497444, 77806042, 155612084, 661351357, 1322702714, 2645405428]

約数ペア:

[(1, 2645405428), (2, 1322702714), (4, 661351357), (17, 155612084), (34, 77806042), (37, 71497444), (68, 38903021), (74, 35748722), (127, 20829964), (148, 17874361), (254, 10414982), (289, 9153652), (487, 5432044), (508, 5207491), (578, 4576826), (629, 4205732), (974, 2716022), (1156, 2288413), (1258, 2102866), (1948, 1358011), (2159, 1225292), (2516, 1051433), (4318, 612646), (4699, 562972), (8279, 319532), (8636, 306323), (9398, 281486), (10693, 247396), (16558, 159766), (18019, 146812), (18796, 140743), (21386, 123698), (33116, 79883), (36038, 73406), (36703, 72076), (42772, 61849)]