72129130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 146655360

約数和(自身を除く): 74526230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 137, 163, 170, 190, 274, 323, 326, 646, 685, 815, 1370, 1615, 1630, 2329, 2603, 2771, 3097, 3230, 4658, 5206, 5542, 6194, 11645, 13015, 13855, 15485, 22331, 23290, 26030, 27710, 30970, 44251, 44662, 52649, 88502, 105298, 111655, 221255, 223310, 263245, 379627, 424289, 442510, 526490, 759254, 848578, 1898135, 2121445, 3796270, 4242890, 7212913, 14425826, 36064565, 72129130]

約数ペア:

[(1, 72129130), (2, 36064565), (5, 14425826), (10, 7212913), (17, 4242890), (19, 3796270), (34, 2121445), (38, 1898135), (85, 848578), (95, 759254), (137, 526490), (163, 442510), (170, 424289), (190, 379627), (274, 263245), (323, 223310), (326, 221255), (646, 111655), (685, 105298), (815, 88502), (1370, 52649), (1615, 44662), (1630, 44251), (2329, 30970), (2603, 27710), (2771, 26030), (3097, 23290), (3230, 22331), (4658, 15485), (5206, 13855), (5542, 13015), (6194, 11645)]