425635120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{312967}}^1$

素因数の和:312997

約数の個数: 40

約数和(自身を含む): 1047816864

約数和(自身を除く): 622181744

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 312967, 625934, 1251868, 1564835, 2503736, 3129670, 5007472, 5320439, 6259340, 10640878, 12518680, 21281756, 25037360, 26602195, 42563512, 53204390, 85127024, 106408780, 212817560, 425635120]

約数ペア:

[(1, 425635120), (2, 212817560), (4, 106408780), (5, 85127024), (8, 53204390), (10, 42563512), (16, 26602195), (17, 25037360), (20, 21281756), (34, 12518680), (40, 10640878), (68, 6259340), (80, 5320439), (85, 5007472), (136, 3129670), (170, 2503736), (272, 1564835), (340, 1251868), (680, 625934), (1360, 312967)]