31538830

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 58255200

約数和(自身を除く): 26716370

約数列:

[1, 2, 5, 10, 61, 122, 149, 298, 305, 347, 610, 694, 745, 1490, 1735, 3470, 9089, 18178, 21167, 42334, 45445, 51703, 90890, 103406, 105835, 211670, 258515, 517030, 3153883, 6307766, 15769415, 31538830]

約数ペア:

[(1, 31538830), (2, 15769415), (5, 6307766), (10, 3153883), (61, 517030), (122, 258515), (149, 211670), (298, 105835), (305, 103406), (347, 90890), (610, 51703), (694, 45445), (745, 42334), (1490, 21167), (1735, 18178), (3470, 9089)]