18210400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:153

約数の個数: 144

約数和(自身を含む): 51184224

約数和(自身を除く): 32973824

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 32, 34, 40, 50, 52, 65, 68, 80, 85, 100, 103, 104, 130, 136, 160, 170, 200, 206, 208, 221, 260, 272, 325, 340, 400, 412, 416, 425, 442, 515, 520, 544, 650, 680, 800, 824, 850, 884, 1030, 1040, 1105, 1300, 1339, 1360, 1648, 1700, 1751, 1768, 2060, 2080, 2210, 2575, 2600, 2678, 2720, 3296, 3400, 3502, 3536, 4120, 4420, 5150, 5200, 5356, 5525, 6695, 6800, 7004, 7072, 8240, 8755, 8840, 10300, 10400, 10712, 11050, 13390, 13600, 14008, 16480, 17510, 17680, 20600, 21424, 22100, 22763, 26780, 28016, 33475, 35020, 35360, 41200, 42848, 43775, 44200, 45526, 53560, 56032, 66950, 70040, 82400, 87550, 88400, 91052, 107120, 113815, 133900, 140080, 175100, 176800, 182104, 214240, 227630, 267800, 280160, 350200, 364208, 455260, 535600, 569075, 700400, 728416, 910520, 1071200, 1138150, 1400800, 1821040, 2276300, 3642080, 4552600, 9105200, 18210400]

約数ペア:

[(1, 18210400), (2, 9105200), (4, 4552600), (5, 3642080), (8, 2276300), (10, 1821040), (13, 1400800), (16, 1138150), (17, 1071200), (20, 910520), (25, 728416), (26, 700400), (32, 569075), (34, 535600), (40, 455260), (50, 364208), (52, 350200), (65, 280160), (68, 267800), (80, 227630), (85, 214240), (100, 182104), (103, 176800), (104, 175100), (130, 140080), (136, 133900), (160, 113815), (170, 107120), (200, 91052), (206, 88400), (208, 87550), (221, 82400), (260, 70040), (272, 66950), (325, 56032), (340, 53560), (400, 45526), (412, 44200), (416, 43775), (425, 42848), (442, 41200), (515, 35360), (520, 35020), (544, 33475), (650, 28016), (680, 26780), (800, 22763), (824, 22100), (850, 21424), (884, 20600), (1030, 17680), (1040, 17510), (1105, 16480), (1300, 14008), (1339, 13600), (1360, 13390), (1648, 11050), (1700, 10712), (1751, 10400), (1768, 10300), (2060, 8840), (2080, 8755), (2210, 8240), (2575, 7072), (2600, 7004), (2678, 6800), (2720, 6695), (3296, 5525), (3400, 5356), (3502, 5200), (3536, 5150), (4120, 4420)]