659143775

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{503}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 890942976

約数和(自身を除く): 231799201

約数列:

[1, 5, 23, 25, 43, 53, 115, 215, 265, 503, 575, 989, 1075, 1219, 1325, 2279, 2515, 4945, 6095, 11395, 11569, 12575, 21629, 24725, 26659, 30475, 52417, 56975, 57845, 108145, 133295, 262085, 289225, 497467, 540725, 613157, 666475, 1146337, 1310425, 2487335, 3065785, 5731685, 12436675, 15328925, 26365751, 28658425, 131828755, 659143775]

約数ペア:

[(1, 659143775), (5, 131828755), (23, 28658425), (25, 26365751), (43, 15328925), (53, 12436675), (115, 5731685), (215, 3065785), (265, 2487335), (503, 1310425), (575, 1146337), (989, 666475), (1075, 613157), (1219, 540725), (1325, 497467), (2279, 289225), (2515, 262085), (4945, 133295), (6095, 108145), (11395, 57845), (11569, 56975), (12575, 52417), (21629, 30475), (24725, 26659)]