42256890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4013}}^1$

素因数の和:4045

約数の個数: 80

約数和(自身を含む): 122394888

約数和(自身を除く): 80137998

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 195, 234, 270, 351, 390, 405, 585, 702, 810, 1053, 1170, 1755, 2106, 3510, 4013, 5265, 8026, 10530, 12039, 20065, 24078, 36117, 40130, 52169, 60195, 72234, 104338, 108351, 120390, 156507, 180585, 216702, 260845, 313014, 325053, 361170, 469521, 521690, 541755, 650106, 782535, 939042, 1083510, 1408563, 1565070, 1625265, 2347605, 2817126, 3250530, 4225689, 4695210, 7042815, 8451378, 14085630, 21128445, 42256890]

約数ペア:

[(1, 42256890), (2, 21128445), (3, 14085630), (5, 8451378), (6, 7042815), (9, 4695210), (10, 4225689), (13, 3250530), (15, 2817126), (18, 2347605), (26, 1625265), (27, 1565070), (30, 1408563), (39, 1083510), (45, 939042), (54, 782535), (65, 650106), (78, 541755), (81, 521690), (90, 469521), (117, 361170), (130, 325053), (135, 313014), (162, 260845), (195, 216702), (234, 180585), (270, 156507), (351, 120390), (390, 108351), (405, 104338), (585, 72234), (702, 60195), (810, 52169), (1053, 40130), (1170, 36117), (1755, 24078), (2106, 20065), (3510, 12039), (4013, 10530), (5265, 8026)]