77563460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1109}}^1$

素因数の和:1400

約数の個数: 48

約数和(自身を含む): 176223600

約数和(自身を除く): 98660140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 269, 538, 1076, 1109, 1345, 2218, 2690, 3497, 4436, 5380, 5545, 6994, 11090, 13988, 14417, 17485, 22180, 28834, 34970, 57668, 69940, 72085, 144170, 288340, 298321, 596642, 1193284, 1491605, 2983210, 3878173, 5966420, 7756346, 15512692, 19390865, 38781730, 77563460]

約数ペア:

[(1, 77563460), (2, 38781730), (4, 19390865), (5, 15512692), (10, 7756346), (13, 5966420), (20, 3878173), (26, 2983210), (52, 1491605), (65, 1193284), (130, 596642), (260, 298321), (269, 288340), (538, 144170), (1076, 72085), (1109, 69940), (1345, 57668), (2218, 34970), (2690, 28834), (3497, 22180), (4436, 17485), (5380, 14417), (5545, 13988), (6994, 11090)]