153977140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{9883}}^1$

素因数の和:9952

約数の個数: 48

約数和(自身を含む): 348707520

約数和(自身を除く): 194730380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 779, 820, 1558, 3116, 3895, 7790, 9883, 15580, 19766, 39532, 49415, 98830, 187777, 197660, 375554, 405203, 751108, 810406, 938885, 1620812, 1877770, 2026015, 3755540, 4052030, 7698857, 8104060, 15397714, 30795428, 38494285, 76988570, 153977140]

約数ペア:

[(1, 153977140), (2, 76988570), (4, 38494285), (5, 30795428), (10, 15397714), (19, 8104060), (20, 7698857), (38, 4052030), (41, 3755540), (76, 2026015), (82, 1877770), (95, 1620812), (164, 938885), (190, 810406), (205, 751108), (380, 405203), (410, 375554), (779, 197660), (820, 187777), (1558, 98830), (3116, 49415), (3895, 39532), (7790, 19766), (9883, 15580)]