157253005

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 239304240

約数和(自身を除く): 82051235

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 97, 245, 455, 485, 509, 637, 679, 1261, 2545, 3185, 3395, 3563, 4753, 6305, 6617, 8827, 17815, 23765, 24941, 33085, 44135, 46319, 49373, 61789, 124705, 231595, 246865, 308945, 324233, 345611, 641849, 1621165, 1728055, 2419277, 3209245, 4492943, 12096385, 22464715, 31450601, 157253005]

約数ペア:

[(1, 157253005), (5, 31450601), (7, 22464715), (13, 12096385), (35, 4492943), (49, 3209245), (65, 2419277), (91, 1728055), (97, 1621165), (245, 641849), (455, 345611), (485, 324233), (509, 308945), (637, 246865), (679, 231595), (1261, 124705), (2545, 61789), (3185, 49373), (3395, 46319), (3563, 44135), (4753, 33085), (6305, 24941), (6617, 23765), (8827, 17815)]