287356100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3931}}^1$

素因数の和:4005

約数の個数: 72

約数和(自身を含む): 675769248

約数和(自身を除く): 388413148

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 43, 50, 68, 85, 86, 100, 170, 172, 215, 340, 425, 430, 731, 850, 860, 1075, 1462, 1700, 2150, 2924, 3655, 3931, 4300, 7310, 7862, 14620, 15724, 18275, 19655, 36550, 39310, 66827, 73100, 78620, 98275, 133654, 169033, 196550, 267308, 334135, 338066, 393100, 668270, 676132, 845165, 1336540, 1670675, 1690330, 2873561, 3341350, 3380660, 4225825, 5747122, 6682700, 8451650, 11494244, 14367805, 16903300, 28735610, 57471220, 71839025, 143678050, 287356100]

約数ペア:

[(1, 287356100), (2, 143678050), (4, 71839025), (5, 57471220), (10, 28735610), (17, 16903300), (20, 14367805), (25, 11494244), (34, 8451650), (43, 6682700), (50, 5747122), (68, 4225825), (85, 3380660), (86, 3341350), (100, 2873561), (170, 1690330), (172, 1670675), (215, 1336540), (340, 845165), (425, 676132), (430, 668270), (731, 393100), (850, 338066), (860, 334135), (1075, 267308), (1462, 196550), (1700, 169033), (2150, 133654), (2924, 98275), (3655, 78620), (3931, 73100), (4300, 66827), (7310, 39310), (7862, 36550), (14620, 19655), (15724, 18275)]