54890110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 115473600

約数和(自身を除く): 60583490

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 149, 170, 187, 197, 298, 374, 394, 745, 935, 985, 1490, 1639, 1870, 1970, 2167, 2533, 3278, 3349, 4334, 5066, 6698, 8195, 10835, 12665, 16390, 16745, 21670, 25330, 27863, 29353, 33490, 36839, 55726, 58706, 73678, 139315, 146765, 184195, 278630, 293530, 322883, 368390, 499001, 645766, 998002, 1614415, 2495005, 3228830, 4990010, 5489011, 10978022, 27445055, 54890110]

約数ペア:

[(1, 54890110), (2, 27445055), (5, 10978022), (10, 5489011), (11, 4990010), (17, 3228830), (22, 2495005), (34, 1614415), (55, 998002), (85, 645766), (110, 499001), (149, 368390), (170, 322883), (187, 293530), (197, 278630), (298, 184195), (374, 146765), (394, 139315), (745, 73678), (935, 58706), (985, 55726), (1490, 36839), (1639, 33490), (1870, 29353), (1970, 27863), (2167, 25330), (2533, 21670), (3278, 16745), (3349, 16390), (4334, 12665), (5066, 10835), (6698, 8195)]