63171940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1061}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 143624880

約数和(自身を除く): 80452940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 229, 260, 458, 916, 1061, 1145, 2122, 2290, 2977, 4244, 4580, 5305, 5954, 10610, 11908, 13793, 14885, 21220, 27586, 29770, 55172, 59540, 68965, 137930, 242969, 275860, 485938, 971876, 1214845, 2429690, 3158597, 4859380, 6317194, 12634388, 15792985, 31585970, 63171940]

約数ペア:

[(1, 63171940), (2, 31585970), (4, 15792985), (5, 12634388), (10, 6317194), (13, 4859380), (20, 3158597), (26, 2429690), (52, 1214845), (65, 971876), (130, 485938), (229, 275860), (260, 242969), (458, 137930), (916, 68965), (1061, 59540), (1145, 55172), (2122, 29770), (2290, 27586), (2977, 21220), (4244, 14885), (4580, 13793), (5305, 11908), (5954, 10610)]