201961240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{6367}}^1$

素因数の和:6452

約数の個数: 64

約数和(自身を含む): 497468160

約数和(自身を除く): 295506920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 2440, 3172, 3965, 6344, 6367, 7930, 12734, 15860, 25468, 31720, 31835, 50936, 63670, 82771, 127340, 165542, 254680, 331084, 388387, 413855, 662168, 776774, 827710, 1553548, 1655420, 1941935, 3107096, 3310840, 3883870, 5049031, 7767740, 10098062, 15535480, 20196124, 25245155, 40392248, 50490310, 100980620, 201961240]

約数ペア:

[(1, 201961240), (2, 100980620), (4, 50490310), (5, 40392248), (8, 25245155), (10, 20196124), (13, 15535480), (20, 10098062), (26, 7767740), (40, 5049031), (52, 3883870), (61, 3310840), (65, 3107096), (104, 1941935), (122, 1655420), (130, 1553548), (244, 827710), (260, 776774), (305, 662168), (488, 413855), (520, 388387), (610, 331084), (793, 254680), (1220, 165542), (1586, 127340), (2440, 82771), (3172, 63670), (3965, 50936), (6344, 31835), (6367, 31720), (7930, 25468), (12734, 15860)]