728555475

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{22229}}^1$

素因数の和:22284

約数の個数: 48

約数和(自身を含む): 1323129600

約数和(自身を除く): 594574125

約数列:

[1, 3, 5, 15, 19, 23, 25, 57, 69, 75, 95, 115, 285, 345, 437, 475, 575, 1311, 1425, 1725, 2185, 6555, 10925, 22229, 32775, 66687, 111145, 333435, 422351, 511267, 555725, 1267053, 1533801, 1667175, 2111755, 2556335, 6335265, 7669005, 9714073, 10558775, 12781675, 29142219, 31676325, 38345025, 48570365, 145711095, 242851825, 728555475]

約数ペア:

[(1, 728555475), (3, 242851825), (5, 145711095), (15, 48570365), (19, 38345025), (23, 31676325), (25, 29142219), (57, 12781675), (69, 10558775), (75, 9714073), (95, 7669005), (115, 6335265), (285, 2556335), (345, 2111755), (437, 1667175), (475, 1533801), (575, 1267053), (1311, 555725), (1425, 511267), (1725, 422351), (2185, 333435), (6555, 111145), (10925, 66687), (22229, 32775)]