201830175

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:989

約数の個数: 72

約数和(自身を含む): 386415744

約数和(自身を除く): 184585569

約数列:

[1, 3, 5, 9, 15, 23, 25, 43, 45, 69, 75, 115, 129, 207, 215, 225, 345, 387, 575, 645, 907, 989, 1035, 1075, 1725, 1935, 2721, 2967, 3225, 4535, 4945, 5175, 8163, 8901, 9675, 13605, 14835, 20861, 22675, 24725, 39001, 40815, 44505, 62583, 68025, 74175, 104305, 117003, 187749, 195005, 204075, 222525, 312915, 351009, 521525, 585015, 897023, 938745, 975025, 1564575, 1755045, 2691069, 2925075, 4485115, 4693725, 8073207, 8775225, 13455345, 22425575, 40366035, 67276725, 201830175]

約数ペア:

[(1, 201830175), (3, 67276725), (5, 40366035), (9, 22425575), (15, 13455345), (23, 8775225), (25, 8073207), (43, 4693725), (45, 4485115), (69, 2925075), (75, 2691069), (115, 1755045), (129, 1564575), (207, 975025), (215, 938745), (225, 897023), (345, 585015), (387, 521525), (575, 351009), (645, 312915), (907, 222525), (989, 204075), (1035, 195005), (1075, 187749), (1725, 117003), (1935, 104305), (2721, 74175), (2967, 68025), (3225, 62583), (4535, 44505), (4945, 40815), (5175, 39001), (8163, 24725), (8901, 22675), (9675, 20861), (13605, 14835)]