203897200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:491

約数の個数: 120

約数和(自身を含む): 533747088

約数和(自身を除く): 329849888

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 113, 130, 200, 208, 226, 260, 325, 347, 400, 452, 520, 565, 650, 694, 904, 1040, 1130, 1300, 1388, 1469, 1735, 1808, 2260, 2600, 2776, 2825, 2938, 3470, 4511, 4520, 5200, 5552, 5650, 5876, 6940, 7345, 8675, 9022, 9040, 11300, 11752, 13880, 14690, 17350, 18044, 22555, 22600, 23504, 27760, 29380, 34700, 36088, 36725, 39211, 45110, 45200, 58760, 69400, 72176, 73450, 78422, 90220, 112775, 117520, 138800, 146900, 156844, 180440, 196055, 225550, 293800, 313688, 360880, 392110, 451100, 509743, 587600, 627376, 784220, 902200, 980275, 1019486, 1568440, 1804400, 1960550, 2038972, 2548715, 3136880, 3921100, 4077944, 5097430, 7842200, 8155888, 10194860, 12743575, 15684400, 20389720, 25487150, 40779440, 50974300, 101948600, 203897200]

約数ペア:

[(1, 203897200), (2, 101948600), (4, 50974300), (5, 40779440), (8, 25487150), (10, 20389720), (13, 15684400), (16, 12743575), (20, 10194860), (25, 8155888), (26, 7842200), (40, 5097430), (50, 4077944), (52, 3921100), (65, 3136880), (80, 2548715), (100, 2038972), (104, 1960550), (113, 1804400), (130, 1568440), (200, 1019486), (208, 980275), (226, 902200), (260, 784220), (325, 627376), (347, 587600), (400, 509743), (452, 451100), (520, 392110), (565, 360880), (650, 313688), (694, 293800), (904, 225550), (1040, 196055), (1130, 180440), (1300, 156844), (1388, 146900), (1469, 138800), (1735, 117520), (1808, 112775), (2260, 90220), (2600, 78422), (2776, 73450), (2825, 72176), (2938, 69400), (3470, 58760), (4511, 45200), (4520, 45110), (5200, 39211), (5552, 36725), (5650, 36088), (5876, 34700), (6940, 29380), (7345, 27760), (8675, 23504), (9022, 22600), (9040, 22555), (11300, 18044), (11752, 17350), (13880, 14690)]