67601690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 140343840

約数和(自身を除く): 72742150

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 169, 170, 181, 221, 338, 362, 442, 845, 905, 1105, 1690, 1810, 2197, 2210, 2353, 2873, 3077, 4394, 4706, 5746, 6154, 10985, 11765, 14365, 15385, 21970, 23530, 28730, 30589, 30770, 37349, 40001, 61178, 74698, 80002, 152945, 186745, 200005, 305890, 373490, 397657, 400010, 520013, 795314, 1040026, 1988285, 2600065, 3976570, 5200130, 6760169, 13520338, 33800845, 67601690]

約数ペア:

[(1, 67601690), (2, 33800845), (5, 13520338), (10, 6760169), (13, 5200130), (17, 3976570), (26, 2600065), (34, 1988285), (65, 1040026), (85, 795314), (130, 520013), (169, 400010), (170, 397657), (181, 373490), (221, 305890), (338, 200005), (362, 186745), (442, 152945), (845, 80002), (905, 74698), (1105, 61178), (1690, 40001), (1810, 37349), (2197, 30770), (2210, 30589), (2353, 28730), (2873, 23530), (3077, 21970), (4394, 15385), (4706, 14365), (5746, 11765), (6154, 10985)]