25795280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{631}}^1$

素因数の和:724

約数の個数: 80

約数和(自身を含む): 69590784

約数和(自身を除く): 43795504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 631, 730, 1022, 1168, 1262, 1460, 2044, 2524, 2555, 2920, 3155, 4088, 4417, 5048, 5110, 5840, 6310, 8176, 8834, 10096, 10220, 12620, 17668, 20440, 22085, 25240, 35336, 40880, 44170, 46063, 50480, 70672, 88340, 92126, 176680, 184252, 230315, 322441, 353360, 368504, 460630, 644882, 737008, 921260, 1289764, 1612205, 1842520, 2579528, 3224410, 3685040, 5159056, 6448820, 12897640, 25795280]

約数ペア:

[(1, 25795280), (2, 12897640), (4, 6448820), (5, 5159056), (7, 3685040), (8, 3224410), (10, 2579528), (14, 1842520), (16, 1612205), (20, 1289764), (28, 921260), (35, 737008), (40, 644882), (56, 460630), (70, 368504), (73, 353360), (80, 322441), (112, 230315), (140, 184252), (146, 176680), (280, 92126), (292, 88340), (365, 70672), (511, 50480), (560, 46063), (584, 44170), (631, 40880), (730, 35336), (1022, 25240), (1168, 22085), (1262, 20440), (1460, 17668), (2044, 12620), (2524, 10220), (2555, 10096), (2920, 8834), (3155, 8176), (4088, 6310), (4417, 5840), (5048, 5110)]