23197850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:515

約数の個数: 48

約数和(自身を含む): 47106360

約数和(自身を除く): 23908510

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 89, 130, 178, 325, 401, 445, 650, 802, 890, 1157, 2005, 2225, 2314, 4010, 4450, 5213, 5785, 10025, 10426, 11570, 20050, 26065, 28925, 35689, 52130, 57850, 71378, 130325, 178445, 260650, 356890, 463957, 892225, 927914, 1784450, 2319785, 4639570, 11598925, 23197850]

約数ペア:

[(1, 23197850), (2, 11598925), (5, 4639570), (10, 2319785), (13, 1784450), (25, 927914), (26, 892225), (50, 463957), (65, 356890), (89, 260650), (130, 178445), (178, 130325), (325, 71378), (401, 57850), (445, 52130), (650, 35689), (802, 28925), (890, 26065), (1157, 20050), (2005, 11570), (2225, 10426), (2314, 10025), (4010, 5785), (4450, 5213)]