137717680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{773}}^1$

素因数の和:934

約数の個数: 80

約数和(自身を含む): 342058464

約数和(自身を除く): 204340784

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 131, 136, 170, 262, 272, 340, 524, 655, 680, 773, 1048, 1310, 1360, 1546, 2096, 2227, 2620, 3092, 3865, 4454, 5240, 6184, 7730, 8908, 10480, 11135, 12368, 13141, 15460, 17816, 22270, 26282, 30920, 35632, 44540, 52564, 61840, 65705, 89080, 101263, 105128, 131410, 178160, 202526, 210256, 262820, 405052, 506315, 525640, 810104, 1012630, 1051280, 1620208, 1721471, 2025260, 3442942, 4050520, 6885884, 8101040, 8607355, 13771768, 17214710, 27543536, 34429420, 68858840, 137717680]

約数ペア:

[(1, 137717680), (2, 68858840), (4, 34429420), (5, 27543536), (8, 17214710), (10, 13771768), (16, 8607355), (17, 8101040), (20, 6885884), (34, 4050520), (40, 3442942), (68, 2025260), (80, 1721471), (85, 1620208), (131, 1051280), (136, 1012630), (170, 810104), (262, 525640), (272, 506315), (340, 405052), (524, 262820), (655, 210256), (680, 202526), (773, 178160), (1048, 131410), (1310, 105128), (1360, 101263), (1546, 89080), (2096, 65705), (2227, 61840), (2620, 52564), (3092, 44540), (3865, 35632), (4454, 30920), (5240, 26282), (6184, 22270), (7730, 17816), (8908, 15460), (10480, 13141), (11135, 12368)]