1900681250

素因数分解:

$2^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:346

約数の個数: 96

約数和(自身を含む): 3888032400

約数和(自身を除く): 1987351150

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 149, 157, 250, 298, 314, 325, 625, 650, 745, 785, 1250, 1490, 1570, 1625, 1937, 2041, 3125, 3250, 3725, 3874, 3925, 4082, 6250, 7450, 7850, 8125, 9685, 10205, 16250, 18625, 19370, 19625, 20410, 23393, 37250, 39250, 40625, 46786, 48425, 51025, 81250, 93125, 96850, 98125, 102050, 116965, 186250, 196250, 233930, 242125, 255125, 304109, 465625, 484250, 490625, 510250, 584825, 608218, 931250, 981250, 1169650, 1210625, 1275625, 1520545, 2421250, 2551250, 2924125, 3041090, 5848250, 6053125, 6378125, 7602725, 12106250, 12756250, 14620625, 15205450, 29241250, 38013625, 73103125, 76027250, 146206250, 190068125, 380136250, 950340625, 1900681250]

約数ペア:

[(1, 1900681250), (2, 950340625), (5, 380136250), (10, 190068125), (13, 146206250), (25, 76027250), (26, 73103125), (50, 38013625), (65, 29241250), (125, 15205450), (130, 14620625), (149, 12756250), (157, 12106250), (250, 7602725), (298, 6378125), (314, 6053125), (325, 5848250), (625, 3041090), (650, 2924125), (745, 2551250), (785, 2421250), (1250, 1520545), (1490, 1275625), (1570, 1210625), (1625, 1169650), (1937, 981250), (2041, 931250), (3125, 608218), (3250, 584825), (3725, 510250), (3874, 490625), (3925, 484250), (4082, 465625), (6250, 304109), (7450, 255125), (7850, 242125), (8125, 233930), (9685, 196250), (10205, 186250), (16250, 116965), (18625, 102050), (19370, 98125), (19625, 96850), (20410, 93125), (23393, 81250), (37250, 51025), (39250, 48425), (40625, 46786)]