248170875

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:669

約数の個数: 64

約数和(自身を含む): 442590720

約数和(自身を除く): 194419845

約数列:

[1, 3, 5, 15, 19, 25, 57, 61, 75, 95, 125, 183, 285, 305, 375, 475, 571, 915, 1159, 1425, 1525, 1713, 2375, 2855, 3477, 4575, 5795, 7125, 7625, 8565, 10849, 14275, 17385, 22875, 28975, 32547, 34831, 42825, 54245, 71375, 86925, 104493, 144875, 162735, 174155, 214125, 271225, 434625, 522465, 661789, 813675, 870775, 1356125, 1985367, 2612325, 3308945, 4068375, 4353875, 9926835, 13061625, 16544725, 49634175, 82723625, 248170875]

約数ペア:

[(1, 248170875), (3, 82723625), (5, 49634175), (15, 16544725), (19, 13061625), (25, 9926835), (57, 4353875), (61, 4068375), (75, 3308945), (95, 2612325), (125, 1985367), (183, 1356125), (285, 870775), (305, 813675), (375, 661789), (475, 522465), (571, 434625), (915, 271225), (1159, 214125), (1425, 174155), (1525, 162735), (1713, 144875), (2375, 104493), (2855, 86925), (3477, 71375), (4575, 54245), (5795, 42825), (7125, 34831), (7625, 32547), (8565, 28975), (10849, 22875), (14275, 17385)]