49137890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 97977600

約数和(自身を除く): 48839710

約数列:

[1, 2, 5, 10, 23, 29, 46, 53, 58, 106, 115, 139, 145, 230, 265, 278, 290, 530, 667, 695, 1219, 1334, 1390, 1537, 2438, 3074, 3197, 3335, 4031, 6095, 6394, 6670, 7367, 7685, 8062, 12190, 14734, 15370, 15985, 20155, 31970, 35351, 36835, 40310, 70702, 73670, 92713, 169441, 176755, 185426, 213643, 338882, 353510, 427286, 463565, 847205, 927130, 1068215, 1694410, 2136430, 4913789, 9827578, 24568945, 49137890]

約数ペア:

[(1, 49137890), (2, 24568945), (5, 9827578), (10, 4913789), (23, 2136430), (29, 1694410), (46, 1068215), (53, 927130), (58, 847205), (106, 463565), (115, 427286), (139, 353510), (145, 338882), (230, 213643), (265, 185426), (278, 176755), (290, 169441), (530, 92713), (667, 73670), (695, 70702), (1219, 40310), (1334, 36835), (1390, 35351), (1537, 31970), (2438, 20155), (3074, 15985), (3197, 15370), (3335, 14734), (4031, 12190), (6095, 8062), (6394, 7685), (6670, 7367)]