27259850

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 53687040

約数和(自身を除く): 26427190

約数列:

[1, 2, 5, 10, 25, 31, 43, 50, 62, 86, 155, 215, 310, 409, 430, 775, 818, 1075, 1333, 1550, 2045, 2150, 2666, 4090, 6665, 10225, 12679, 13330, 17587, 20450, 25358, 33325, 35174, 63395, 66650, 87935, 126790, 175870, 316975, 439675, 545197, 633950, 879350, 1090394, 2725985, 5451970, 13629925, 27259850]

約数ペア:

[(1, 27259850), (2, 13629925), (5, 5451970), (10, 2725985), (25, 1090394), (31, 879350), (43, 633950), (50, 545197), (62, 439675), (86, 316975), (155, 175870), (215, 126790), (310, 87935), (409, 66650), (430, 63395), (775, 35174), (818, 33325), (1075, 25358), (1333, 20450), (1550, 17587), (2045, 13330), (2150, 12679), (2666, 10225), (4090, 6665)]