25422100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^3\times {\mathrm{191}}^1$

素因数の和:238

約数の個数: 72

約数和(自身を含む): 60996096

約数和(自身を除く): 35573996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 121, 191, 220, 242, 275, 382, 484, 550, 605, 764, 955, 1100, 1210, 1331, 1910, 2101, 2420, 2662, 3025, 3820, 4202, 4775, 5324, 6050, 6655, 8404, 9550, 10505, 12100, 13310, 19100, 21010, 23111, 26620, 33275, 42020, 46222, 52525, 66550, 92444, 105050, 115555, 133100, 210100, 231110, 254221, 462220, 508442, 577775, 1016884, 1155550, 1271105, 2311100, 2542210, 5084420, 6355525, 12711050, 25422100]

約数ペア:

[(1, 25422100), (2, 12711050), (4, 6355525), (5, 5084420), (10, 2542210), (11, 2311100), (20, 1271105), (22, 1155550), (25, 1016884), (44, 577775), (50, 508442), (55, 462220), (100, 254221), (110, 231110), (121, 210100), (191, 133100), (220, 115555), (242, 105050), (275, 92444), (382, 66550), (484, 52525), (550, 46222), (605, 42020), (764, 33275), (955, 26620), (1100, 23111), (1210, 21010), (1331, 19100), (1910, 13310), (2101, 12100), (2420, 10505), (2662, 9550), (3025, 8404), (3820, 6655), (4202, 6050), (4775, 5324)]