2551981504

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{67699}}^1$

素因数の和:67761

約数の個数: 56

約数和(自身を含む): 5502656000

約数和(自身を除く): 2950674496

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 1216, 1984, 2356, 4712, 9424, 18848, 37696, 67699, 135398, 270796, 541592, 1083184, 1286281, 2098669, 2166368, 2572562, 4197338, 4332736, 5145124, 8394676, 10290248, 16789352, 20580496, 33578704, 39874711, 41160992, 67157408, 79749422, 82321984, 134314816, 159498844, 318997688, 637995376, 1275990752, 2551981504]

約数ペア:

[(1, 2551981504), (2, 1275990752), (4, 637995376), (8, 318997688), (16, 159498844), (19, 134314816), (31, 82321984), (32, 79749422), (38, 67157408), (62, 41160992), (64, 39874711), (76, 33578704), (124, 20580496), (152, 16789352), (248, 10290248), (304, 8394676), (496, 5145124), (589, 4332736), (608, 4197338), (992, 2572562), (1178, 2166368), (1216, 2098669), (1984, 1286281), (2356, 1083184), (4712, 541592), (9424, 270796), (18848, 135398), (37696, 67699)]