31840250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 65493792

約数和(自身を除く): 33653542

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 97, 101, 125, 130, 194, 202, 250, 325, 485, 505, 650, 970, 1010, 1261, 1313, 1625, 2425, 2522, 2525, 2626, 3250, 4850, 5050, 6305, 6565, 9797, 12125, 12610, 12625, 13130, 19594, 24250, 25250, 31525, 32825, 48985, 63050, 65650, 97970, 127361, 157625, 164125, 244925, 254722, 315250, 328250, 489850, 636805, 1224625, 1273610, 2449250, 3184025, 6368050, 15920125, 31840250]

約数ペア:

[(1, 31840250), (2, 15920125), (5, 6368050), (10, 3184025), (13, 2449250), (25, 1273610), (26, 1224625), (50, 636805), (65, 489850), (97, 328250), (101, 315250), (125, 254722), (130, 244925), (194, 164125), (202, 157625), (250, 127361), (325, 97970), (485, 65650), (505, 63050), (650, 48985), (970, 32825), (1010, 31525), (1261, 25250), (1313, 24250), (1625, 19594), (2425, 13130), (2522, 12625), (2525, 12610), (2626, 12125), (3250, 9797), (4850, 6565), (5050, 6305)]