15725190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:745

約数の個数: 64

約数和(自身を含む): 41372352

約数和(自身を除く): 25647162

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 61, 65, 78, 122, 130, 183, 195, 305, 366, 390, 610, 661, 793, 915, 1322, 1586, 1830, 1983, 2379, 3305, 3965, 3966, 4758, 6610, 7930, 8593, 9915, 11895, 17186, 19830, 23790, 25779, 40321, 42965, 51558, 80642, 85930, 120963, 128895, 201605, 241926, 257790, 403210, 524173, 604815, 1048346, 1209630, 1572519, 2620865, 3145038, 5241730, 7862595, 15725190]

約数ペア:

[(1, 15725190), (2, 7862595), (3, 5241730), (5, 3145038), (6, 2620865), (10, 1572519), (13, 1209630), (15, 1048346), (26, 604815), (30, 524173), (39, 403210), (61, 257790), (65, 241926), (78, 201605), (122, 128895), (130, 120963), (183, 85930), (195, 80642), (305, 51558), (366, 42965), (390, 40321), (610, 25779), (661, 23790), (793, 19830), (915, 17186), (1322, 11895), (1586, 9915), (1830, 8593), (1983, 7930), (2379, 6610), (3305, 4758), (3965, 3966)]