25111320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16097}}^1$

素因数の和:16124

約数の個数: 64

約数和(自身を含む): 81133920

約数和(自身を除く): 56022600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 16097, 32194, 48291, 64388, 80485, 96582, 128776, 160970, 193164, 209261, 241455, 321940, 386328, 418522, 482910, 627783, 643880, 837044, 965820, 1046305, 1255566, 1674088, 1931640, 2092610, 2511132, 3138915, 4185220, 5022264, 6277830, 8370440, 12555660, 25111320]

約数ペア:

[(1, 25111320), (2, 12555660), (3, 8370440), (4, 6277830), (5, 5022264), (6, 4185220), (8, 3138915), (10, 2511132), (12, 2092610), (13, 1931640), (15, 1674088), (20, 1255566), (24, 1046305), (26, 965820), (30, 837044), (39, 643880), (40, 627783), (52, 482910), (60, 418522), (65, 386328), (78, 321940), (104, 241455), (120, 209261), (130, 193164), (156, 160970), (195, 128776), (260, 96582), (312, 80485), (390, 64388), (520, 48291), (780, 32194), (1560, 16097)]