49170420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21013}}^1$

素因数の和:21041

約数の個数: 72

約数和(自身を含む): 160631016

約数和(自身を除く): 111460596

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 21013, 42026, 63039, 84052, 105065, 126078, 189117, 210130, 252156, 273169, 315195, 378234, 420260, 546338, 630390, 756468, 819507, 945585, 1092676, 1260780, 1365845, 1639014, 1891170, 2458521, 2731690, 3278028, 3782340, 4097535, 4917042, 5463380, 8195070, 9834084, 12292605, 16390140, 24585210, 49170420]

約数ペア:

[(1, 49170420), (2, 24585210), (3, 16390140), (4, 12292605), (5, 9834084), (6, 8195070), (9, 5463380), (10, 4917042), (12, 4097535), (13, 3782340), (15, 3278028), (18, 2731690), (20, 2458521), (26, 1891170), (30, 1639014), (36, 1365845), (39, 1260780), (45, 1092676), (52, 945585), (60, 819507), (65, 756468), (78, 630390), (90, 546338), (117, 420260), (130, 378234), (156, 315195), (180, 273169), (195, 252156), (234, 210130), (260, 189117), (390, 126078), (468, 105065), (585, 84052), (780, 63039), (1170, 42026), (2340, 21013)]