81125850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41603}}^1$

素因数の和:41631

約数の個数: 48

約数和(自身を含む): 216673632

約数和(自身を除く): 135547782

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 41603, 83206, 124809, 208015, 249618, 416030, 540839, 624045, 1040075, 1081678, 1248090, 1622517, 2080150, 2704195, 3120225, 3245034, 5408390, 6240450, 8112585, 13520975, 16225170, 27041950, 40562925, 81125850]

約数ペア:

[(1, 81125850), (2, 40562925), (3, 27041950), (5, 16225170), (6, 13520975), (10, 8112585), (13, 6240450), (15, 5408390), (25, 3245034), (26, 3120225), (30, 2704195), (39, 2080150), (50, 1622517), (65, 1248090), (75, 1081678), (78, 1040075), (130, 624045), (150, 540839), (195, 416030), (325, 249618), (390, 208015), (650, 124809), (975, 83206), (1950, 41603)]