17997200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3461}}^1$

素因数の和:3492

約数の個数: 60

約数和(自身を含む): 46577748

約数和(自身を除く): 28580548

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 3461, 5200, 6922, 13844, 17305, 27688, 34610, 44993, 55376, 69220, 86525, 89986, 138440, 173050, 179972, 224965, 276880, 346100, 359944, 449930, 692200, 719888, 899860, 1124825, 1384400, 1799720, 2249650, 3599440, 4499300, 8998600, 17997200]

約数ペア:

[(1, 17997200), (2, 8998600), (4, 4499300), (5, 3599440), (8, 2249650), (10, 1799720), (13, 1384400), (16, 1124825), (20, 899860), (25, 719888), (26, 692200), (40, 449930), (50, 359944), (52, 346100), (65, 276880), (80, 224965), (100, 179972), (104, 173050), (130, 138440), (200, 89986), (208, 86525), (260, 69220), (325, 55376), (400, 44993), (520, 34610), (650, 27688), (1040, 17305), (1300, 13844), (2600, 6922), (3461, 5200)]