25272780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32401}}^1$

素因数の和:32426

約数の個数: 48

約数和(自身を含む): 76209504

約数和(自身を除く): 50936724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 32401, 64802, 97203, 129604, 162005, 194406, 324010, 388812, 421213, 486015, 648020, 842426, 972030, 1263639, 1684852, 1944060, 2106065, 2527278, 4212130, 5054556, 6318195, 8424260, 12636390, 25272780]

約数ペア:

[(1, 25272780), (2, 12636390), (3, 8424260), (4, 6318195), (5, 5054556), (6, 4212130), (10, 2527278), (12, 2106065), (13, 1944060), (15, 1684852), (20, 1263639), (26, 972030), (30, 842426), (39, 648020), (52, 486015), (60, 421213), (65, 388812), (78, 324010), (130, 194406), (156, 162005), (195, 129604), (260, 97203), (390, 64802), (780, 32401)]