30784550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{19861}}^1$

素因数の和:19904

約数の個数: 24

約数和(自身を含む): 59109312

約数和(自身を除く): 28324762

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 19861, 39722, 99305, 198610, 496525, 615691, 993050, 1231382, 3078455, 6156910, 15392275, 30784550]

約数ペア:

[(1, 30784550), (2, 15392275), (5, 6156910), (10, 3078455), (25, 1231382), (31, 993050), (50, 615691), (62, 496525), (155, 198610), (310, 99305), (775, 39722), (1550, 19861)]