89617540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 210924000

約数和(自身を除く): 121306460

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 61, 68, 85, 116, 122, 145, 149, 170, 244, 290, 298, 305, 340, 493, 580, 596, 610, 745, 986, 1037, 1220, 1490, 1769, 1972, 2074, 2465, 2533, 2980, 3538, 4148, 4321, 4930, 5066, 5185, 7076, 8642, 8845, 9089, 9860, 10132, 10370, 12665, 17284, 17690, 18178, 20740, 21605, 25330, 30073, 35380, 36356, 43210, 45445, 50660, 60146, 73457, 86420, 90890, 120292, 146914, 150365, 154513, 181780, 263581, 293828, 300730, 309026, 367285, 527162, 601460, 618052, 734570, 772565, 1054324, 1317905, 1469140, 1545130, 2635810, 3090260, 4480877, 5271620, 8961754, 17923508, 22404385, 44808770, 89617540]

約数ペア:

[(1, 89617540), (2, 44808770), (4, 22404385), (5, 17923508), (10, 8961754), (17, 5271620), (20, 4480877), (29, 3090260), (34, 2635810), (58, 1545130), (61, 1469140), (68, 1317905), (85, 1054324), (116, 772565), (122, 734570), (145, 618052), (149, 601460), (170, 527162), (244, 367285), (290, 309026), (298, 300730), (305, 293828), (340, 263581), (493, 181780), (580, 154513), (596, 150365), (610, 146914), (745, 120292), (986, 90890), (1037, 86420), (1220, 73457), (1490, 60146), (1769, 50660), (1972, 45445), (2074, 43210), (2465, 36356), (2533, 35380), (2980, 30073), (3538, 25330), (4148, 21605), (4321, 20740), (4930, 18178), (5066, 17690), (5185, 17284), (7076, 12665), (8642, 10370), (8845, 10132), (9089, 9860)]