61407320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{439}}^1$

素因数の和:732

約数の個数: 64

約数和(自身を含む): 149688000

約数和(自身を除く): 88280680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 269, 439, 520, 538, 878, 1076, 1345, 1756, 2152, 2195, 2690, 3497, 3512, 4390, 5380, 5707, 6994, 8780, 10760, 11414, 13988, 17485, 17560, 22828, 27976, 28535, 34970, 45656, 57070, 69940, 114140, 118091, 139880, 228280, 236182, 472364, 590455, 944728, 1180910, 1535183, 2361820, 3070366, 4723640, 6140732, 7675915, 12281464, 15351830, 30703660, 61407320]

約数ペア:

[(1, 61407320), (2, 30703660), (4, 15351830), (5, 12281464), (8, 7675915), (10, 6140732), (13, 4723640), (20, 3070366), (26, 2361820), (40, 1535183), (52, 1180910), (65, 944728), (104, 590455), (130, 472364), (260, 236182), (269, 228280), (439, 139880), (520, 118091), (538, 114140), (878, 69940), (1076, 57070), (1345, 45656), (1756, 34970), (2152, 28535), (2195, 27976), (2690, 22828), (3497, 17560), (3512, 17485), (4390, 13988), (5380, 11414), (5707, 10760), (6994, 8780)]