2159797900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53593}}^1$

素因数の和:53651

約数の個数: 72

約数和(自身を含む): 5210194304

約数和(自身を除く): 3050396404

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 3100, 4030, 8060, 10075, 20150, 40300, 53593, 107186, 214372, 267965, 535930, 696709, 1071860, 1339825, 1393418, 1661383, 2679650, 2786836, 3322766, 3483545, 5359300, 6645532, 6967090, 8306915, 13934180, 16613830, 17417725, 21597979, 33227660, 34835450, 41534575, 43195958, 69670900, 83069150, 86391916, 107989895, 166138300, 215979790, 431959580, 539949475, 1079898950, 2159797900]

約数ペア:

[(1, 2159797900), (2, 1079898950), (4, 539949475), (5, 431959580), (10, 215979790), (13, 166138300), (20, 107989895), (25, 86391916), (26, 83069150), (31, 69670900), (50, 43195958), (52, 41534575), (62, 34835450), (65, 33227660), (100, 21597979), (124, 17417725), (130, 16613830), (155, 13934180), (260, 8306915), (310, 6967090), (325, 6645532), (403, 5359300), (620, 3483545), (650, 3322766), (775, 2786836), (806, 2679650), (1300, 1661383), (1550, 1393418), (1612, 1339825), (2015, 1071860), (3100, 696709), (4030, 535930), (8060, 267965), (10075, 214372), (20150, 107186), (40300, 53593)]