248889590

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:333

約数の個数: 64

約数和(自身を含む): 476948736

約数和(自身を除く): 228059146

約数列:

[1, 2, 5, 10, 43, 53, 67, 86, 106, 134, 163, 215, 265, 326, 335, 430, 530, 670, 815, 1630, 2279, 2881, 3551, 4558, 5762, 7009, 7102, 8639, 10921, 11395, 14018, 14405, 17278, 17755, 21842, 22790, 28810, 35045, 35510, 43195, 54605, 70090, 86390, 109210, 152693, 305386, 371477, 469603, 578813, 742954, 763465, 939206, 1157626, 1526930, 1857385, 2348015, 2894065, 3714770, 4696030, 5788130, 24888959, 49777918, 124444795, 248889590]

約数ペア:

[(1, 248889590), (2, 124444795), (5, 49777918), (10, 24888959), (43, 5788130), (53, 4696030), (67, 3714770), (86, 2894065), (106, 2348015), (134, 1857385), (163, 1526930), (215, 1157626), (265, 939206), (326, 763465), (335, 742954), (430, 578813), (530, 469603), (670, 371477), (815, 305386), (1630, 152693), (2279, 109210), (2881, 86390), (3551, 70090), (4558, 54605), (5762, 43195), (7009, 35510), (7102, 35045), (8639, 28810), (10921, 22790), (11395, 21842), (14018, 17755), (14405, 17278)]