25376520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16267}}^1$

素因数の和:16294

約数の個数: 64

約数和(自身を含む): 81990720

約数和(自身を除く): 56614200

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, 16267, 32534, 48801, 65068, 81335, 97602, 130136, 162670, 195204, 211471, 244005, 325340, 390408, 422942, 488010, 634413, 650680, 845884, 976020, 1057355, 1268826, 1691768, 1952040, 2114710, 2537652, 3172065, 4229420, 5075304, 6344130, 8458840, 12688260, 25376520]

約数ペア:

[(1, 25376520), (2, 12688260), (3, 8458840), (4, 6344130), (5, 5075304), (6, 4229420), (8, 3172065), (10, 2537652), (12, 2114710), (13, 1952040), (15, 1691768), (20, 1268826), (24, 1057355), (26, 976020), (30, 845884), (39, 650680), (40, 634413), (52, 488010), (60, 422942), (65, 390408), (78, 325340), (104, 244005), (120, 211471), (130, 195204), (156, 162670), (195, 130136), (260, 97602), (312, 81335), (390, 65068), (520, 48801), (780, 32534), (1560, 16267)]