42556670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 88349184

約数和(自身を除く): 45792514

約数列:

[1, 2, 5, 10, 13, 23, 26, 43, 46, 65, 86, 115, 130, 215, 230, 299, 331, 430, 559, 598, 662, 989, 1118, 1495, 1655, 1978, 2795, 2990, 3310, 4303, 4945, 5590, 7613, 8606, 9890, 12857, 14233, 15226, 21515, 25714, 28466, 38065, 43030, 64285, 71165, 76130, 98969, 128570, 142330, 185029, 197938, 327359, 370058, 494845, 654718, 925145, 989690, 1636795, 1850290, 3273590, 4255667, 8511334, 21278335, 42556670]

約数ペア:

[(1, 42556670), (2, 21278335), (5, 8511334), (10, 4255667), (13, 3273590), (23, 1850290), (26, 1636795), (43, 989690), (46, 925145), (65, 654718), (86, 494845), (115, 370058), (130, 327359), (215, 197938), (230, 185029), (299, 142330), (331, 128570), (430, 98969), (559, 76130), (598, 71165), (662, 64285), (989, 43030), (1118, 38065), (1495, 28466), (1655, 25714), (1978, 21515), (2795, 15226), (2990, 14233), (3310, 12857), (4303, 9890), (4945, 8606), (5590, 7613)]