1036978720

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{41281}}^1$

素因数の和:41453

約数の個数: 48

約数和(自身を含む): 2465526168

約数和(自身を除く): 1428547448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 628, 785, 1256, 1570, 2512, 3140, 5024, 6280, 12560, 25120, 41281, 82562, 165124, 206405, 330248, 412810, 660496, 825620, 1320992, 1651240, 3302480, 6481117, 6604960, 12962234, 25924468, 32405585, 51848936, 64811170, 103697872, 129622340, 207395744, 259244680, 518489360, 1036978720]

約数ペア:

[(1, 1036978720), (2, 518489360), (4, 259244680), (5, 207395744), (8, 129622340), (10, 103697872), (16, 64811170), (20, 51848936), (32, 32405585), (40, 25924468), (80, 12962234), (157, 6604960), (160, 6481117), (314, 3302480), (628, 1651240), (785, 1320992), (1256, 825620), (1570, 660496), (2512, 412810), (3140, 330248), (5024, 206405), (6280, 165124), (12560, 82562), (25120, 41281)]