201994622360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{675929}}^1$

素因数の和:676212

約数の個数: 64

約数和(自身を含む): 471096172800

約数和(自身を除く): 269101550440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 241, 248, 310, 482, 620, 964, 1205, 1240, 1928, 2410, 4820, 7471, 9640, 14942, 29884, 37355, 59768, 74710, 149420, 298840, 675929, 1351858, 2703716, 3379645, 5407432, 6759290, 13518580, 20953799, 27037160, 41907598, 83815196, 104768995, 162898889, 167630392, 209537990, 325797778, 419075980, 651595556, 814494445, 838151960, 1303191112, 1628988890, 3257977780, 5049865559, 6515955560, 10099731118, 20199462236, 25249327795, 40398924472, 50498655590, 100997311180, 201994622360]

約数ペア:

[(1, 201994622360), (2, 100997311180), (4, 50498655590), (5, 40398924472), (8, 25249327795), (10, 20199462236), (20, 10099731118), (31, 6515955560), (40, 5049865559), (62, 3257977780), (124, 1628988890), (155, 1303191112), (241, 838151960), (248, 814494445), (310, 651595556), (482, 419075980), (620, 325797778), (964, 209537990), (1205, 167630392), (1240, 162898889), (1928, 104768995), (2410, 83815196), (4820, 41907598), (7471, 27037160), (9640, 20953799), (14942, 13518580), (29884, 6759290), (37355, 5407432), (59768, 3379645), (74710, 2703716), (149420, 1351858), (298840, 675929)]