157400984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 331124640

約数和(自身を除く): 173723656

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 61, 86, 104, 122, 172, 244, 344, 488, 559, 577, 793, 1118, 1154, 1586, 2236, 2308, 2623, 3172, 4472, 4616, 5246, 6344, 7501, 10492, 15002, 20984, 24811, 30004, 34099, 35197, 49622, 60008, 68198, 70394, 99244, 136396, 140788, 198488, 272792, 281576, 322543, 457561, 645086, 915122, 1290172, 1513471, 1830244, 2580344, 3026942, 3660488, 6053884, 12107768, 19675123, 39350246, 78700492, 157400984]

約数ペア:

[(1, 157400984), (2, 78700492), (4, 39350246), (8, 19675123), (13, 12107768), (26, 6053884), (43, 3660488), (52, 3026942), (61, 2580344), (86, 1830244), (104, 1513471), (122, 1290172), (172, 915122), (244, 645086), (344, 457561), (488, 322543), (559, 281576), (577, 272792), (793, 198488), (1118, 140788), (1154, 136396), (1586, 99244), (2236, 70394), (2308, 68198), (2623, 60008), (3172, 49622), (4472, 35197), (4616, 34099), (5246, 30004), (6344, 24811), (7501, 20984), (10492, 15002)]