90803180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{9439}}^1$

素因数の和:9498

約数の個数: 48

約数和(自身を含む): 210927360

約数和(自身を除く): 120124180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 9439, 9620, 18878, 37756, 47195, 94390, 122707, 188780, 245414, 349243, 490828, 613535, 698486, 1227070, 1396972, 1746215, 2454140, 3492430, 4540159, 6984860, 9080318, 18160636, 22700795, 45401590, 90803180]

約数ペア:

[(1, 90803180), (2, 45401590), (4, 22700795), (5, 18160636), (10, 9080318), (13, 6984860), (20, 4540159), (26, 3492430), (37, 2454140), (52, 1746215), (65, 1396972), (74, 1227070), (130, 698486), (148, 613535), (185, 490828), (260, 349243), (370, 245414), (481, 188780), (740, 122707), (962, 94390), (1924, 47195), (2405, 37756), (4810, 18878), (9439, 9620)]