2013293750

素因数分解:

$2^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:460

約数の個数: 96

約数和(自身を含む): 4134110400

約数和(自身を除く): 2120816650

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 71, 125, 130, 142, 250, 325, 349, 355, 625, 650, 698, 710, 923, 1250, 1625, 1745, 1775, 1846, 3125, 3250, 3490, 3550, 4537, 4615, 6250, 8125, 8725, 8875, 9074, 9230, 16250, 17450, 17750, 22685, 23075, 24779, 40625, 43625, 44375, 45370, 46150, 49558, 81250, 87250, 88750, 113425, 115375, 123895, 218125, 221875, 226850, 230750, 247790, 322127, 436250, 443750, 567125, 576875, 619475, 644254, 1090625, 1134250, 1153750, 1238950, 1610635, 2181250, 2835625, 2884375, 3097375, 3221270, 5671250, 5768750, 6194750, 8053175, 14178125, 15486875, 16106350, 28356250, 30973750, 40265875, 77434375, 80531750, 154868750, 201329375, 402658750, 1006646875, 2013293750]

約数ペア:

[(1, 2013293750), (2, 1006646875), (5, 402658750), (10, 201329375), (13, 154868750), (25, 80531750), (26, 77434375), (50, 40265875), (65, 30973750), (71, 28356250), (125, 16106350), (130, 15486875), (142, 14178125), (250, 8053175), (325, 6194750), (349, 5768750), (355, 5671250), (625, 3221270), (650, 3097375), (698, 2884375), (710, 2835625), (923, 2181250), (1250, 1610635), (1625, 1238950), (1745, 1153750), (1775, 1134250), (1846, 1090625), (3125, 644254), (3250, 619475), (3490, 576875), (3550, 567125), (4537, 443750), (4615, 436250), (6250, 322127), (8125, 247790), (8725, 230750), (8875, 226850), (9074, 221875), (9230, 218125), (16250, 123895), (17450, 115375), (17750, 113425), (22685, 88750), (23075, 87250), (24779, 81250), (40625, 49558), (43625, 46150), (44375, 45370)]