252198640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101693}}^1$

素因数の和:101737

約数の個数: 40

約数和(自身を含む): 605282688

約数和(自身を除く): 353084048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 101693, 203386, 406772, 508465, 813544, 1016930, 1627088, 2033860, 3152483, 4067720, 6304966, 8135440, 12609932, 15762415, 25219864, 31524830, 50439728, 63049660, 126099320, 252198640]

約数ペア:

[(1, 252198640), (2, 126099320), (4, 63049660), (5, 50439728), (8, 31524830), (10, 25219864), (16, 15762415), (20, 12609932), (31, 8135440), (40, 6304966), (62, 4067720), (80, 3152483), (124, 2033860), (155, 1627088), (248, 1016930), (310, 813544), (496, 508465), (620, 406772), (1240, 203386), (2480, 101693)]