78404830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{353}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 171279360

約数和(自身を除く): 92874530

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 167, 190, 266, 334, 353, 665, 706, 835, 1169, 1330, 1670, 1765, 2338, 2471, 3173, 3530, 4942, 5845, 6346, 6707, 11690, 12355, 13414, 15865, 22211, 24710, 31730, 33535, 44422, 46949, 58951, 67070, 93898, 111055, 117902, 222110, 234745, 294755, 412657, 469490, 589510, 825314, 1120069, 2063285, 2240138, 4126570, 5600345, 7840483, 11200690, 15680966, 39202415, 78404830]

約数ペア:

[(1, 78404830), (2, 39202415), (5, 15680966), (7, 11200690), (10, 7840483), (14, 5600345), (19, 4126570), (35, 2240138), (38, 2063285), (70, 1120069), (95, 825314), (133, 589510), (167, 469490), (190, 412657), (266, 294755), (334, 234745), (353, 222110), (665, 117902), (706, 111055), (835, 93898), (1169, 67070), (1330, 58951), (1670, 46949), (1765, 44422), (2338, 33535), (2471, 31730), (3173, 24710), (3530, 22211), (4942, 15865), (5845, 13414), (6346, 12355), (6707, 11690)]