248177305

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 334212480

約数和(自身を除く): 86035175

約数列:

[1, 5, 17, 41, 59, 71, 85, 205, 289, 295, 355, 697, 1003, 1207, 1445, 2419, 2911, 3485, 4189, 5015, 6035, 11849, 12095, 14555, 17051, 20519, 20945, 41123, 49487, 59245, 71213, 85255, 102595, 171749, 205615, 247435, 356065, 699091, 841279, 858745, 1210621, 2919733, 3495455, 4206395, 6053105, 14598665, 49635461, 248177305]

約数ペア:

[(1, 248177305), (5, 49635461), (17, 14598665), (41, 6053105), (59, 4206395), (71, 3495455), (85, 2919733), (205, 1210621), (289, 858745), (295, 841279), (355, 699091), (697, 356065), (1003, 247435), (1207, 205615), (1445, 171749), (2419, 102595), (2911, 85255), (3485, 71213), (4189, 59245), (5015, 49487), (6035, 41123), (11849, 20945), (12095, 20519), (14555, 17051)]