28195125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{467}}^1$

素因数の和:515

約数の個数: 64

約数和(自身を含む): 56070144

約数和(自身を除く): 27875019

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 69, 75, 105, 115, 125, 161, 175, 345, 375, 467, 483, 525, 575, 805, 875, 1401, 1725, 2335, 2415, 2625, 2875, 3269, 4025, 7005, 8625, 9807, 10741, 11675, 12075, 16345, 20125, 32223, 35025, 49035, 53705, 58375, 60375, 75187, 81725, 161115, 175125, 225561, 245175, 268525, 375935, 408625, 805575, 1127805, 1225875, 1342625, 1879675, 4027875, 5639025, 9398375, 28195125]

約数ペア:

[(1, 28195125), (3, 9398375), (5, 5639025), (7, 4027875), (15, 1879675), (21, 1342625), (23, 1225875), (25, 1127805), (35, 805575), (69, 408625), (75, 375935), (105, 268525), (115, 245175), (125, 225561), (161, 175125), (175, 161115), (345, 81725), (375, 75187), (467, 60375), (483, 58375), (525, 53705), (575, 49035), (805, 35025), (875, 32223), (1401, 20125), (1725, 16345), (2335, 12075), (2415, 11675), (2625, 10741), (2875, 9807), (3269, 8625), (4025, 7005)]