72667660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1039}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 165110400

約数和(自身を除く): 92442740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 269, 538, 1039, 1076, 1345, 2078, 2690, 3497, 4156, 5195, 5380, 6994, 10390, 13507, 13988, 17485, 20780, 27014, 34970, 54028, 67535, 69940, 135070, 270140, 279491, 558982, 1117964, 1397455, 2794910, 3633383, 5589820, 7266766, 14533532, 18166915, 36333830, 72667660]

約数ペア:

[(1, 72667660), (2, 36333830), (4, 18166915), (5, 14533532), (10, 7266766), (13, 5589820), (20, 3633383), (26, 2794910), (52, 1397455), (65, 1117964), (130, 558982), (260, 279491), (269, 270140), (538, 135070), (1039, 69940), (1076, 67535), (1345, 54028), (2078, 34970), (2690, 27014), (3497, 20780), (4156, 17485), (5195, 13988), (5380, 13507), (6994, 10390)]