129301250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 80

約数和(自身を含む): 267008280

約数和(自身を除く): 137707030

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 109, 125, 130, 146, 218, 250, 325, 365, 545, 625, 650, 730, 949, 1090, 1250, 1417, 1625, 1825, 1898, 2725, 2834, 3250, 3650, 4745, 5450, 7085, 7957, 8125, 9125, 9490, 13625, 14170, 15914, 16250, 18250, 23725, 27250, 35425, 39785, 45625, 47450, 68125, 70850, 79570, 91250, 103441, 118625, 136250, 177125, 198925, 206882, 237250, 354250, 397850, 517205, 593125, 885625, 994625, 1034410, 1186250, 1771250, 1989250, 2586025, 4973125, 5172050, 9946250, 12930125, 25860250, 64650625, 129301250]

約数ペア:

[(1, 129301250), (2, 64650625), (5, 25860250), (10, 12930125), (13, 9946250), (25, 5172050), (26, 4973125), (50, 2586025), (65, 1989250), (73, 1771250), (109, 1186250), (125, 1034410), (130, 994625), (146, 885625), (218, 593125), (250, 517205), (325, 397850), (365, 354250), (545, 237250), (625, 206882), (650, 198925), (730, 177125), (949, 136250), (1090, 118625), (1250, 103441), (1417, 91250), (1625, 79570), (1825, 70850), (1898, 68125), (2725, 47450), (2834, 45625), (3250, 39785), (3650, 35425), (4745, 27250), (5450, 23725), (7085, 18250), (7957, 16250), (8125, 15914), (9125, 14170), (9490, 13625)]