628201730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{503}}^1\times {\mathrm{739}}^1$

素因数の和:1275

約数の個数: 48

約数和(自身を含む): 1228530240

約数和(自身を除く): 600328510

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 503, 739, 845, 1006, 1478, 1690, 2515, 3695, 5030, 6539, 7390, 9607, 13078, 19214, 32695, 48035, 65390, 85007, 96070, 124891, 170014, 249782, 371717, 425035, 624455, 743434, 850070, 1248910, 1858585, 3717170, 4832321, 9664642, 24161605, 48323210, 62820173, 125640346, 314100865, 628201730]

約数ペア:

[(1, 628201730), (2, 314100865), (5, 125640346), (10, 62820173), (13, 48323210), (26, 24161605), (65, 9664642), (130, 4832321), (169, 3717170), (338, 1858585), (503, 1248910), (739, 850070), (845, 743434), (1006, 624455), (1478, 425035), (1690, 371717), (2515, 249782), (3695, 170014), (5030, 124891), (6539, 96070), (7390, 85007), (9607, 65390), (13078, 48035), (19214, 32695)]