61719760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{607}}^1$

素因数の和:692

約数の個数: 80

約数和(自身を含む): 151990272

約数和(自身を除く): 90270512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 607, 620, 656, 820, 1214, 1240, 1271, 1640, 2428, 2480, 2542, 3035, 3280, 4856, 5084, 6070, 6355, 9712, 10168, 12140, 12710, 18817, 20336, 24280, 24887, 25420, 37634, 48560, 49774, 50840, 75268, 94085, 99548, 101680, 124435, 150536, 188170, 199096, 248870, 301072, 376340, 398192, 497740, 752680, 771497, 995480, 1505360, 1542994, 1990960, 3085988, 3857485, 6171976, 7714970, 12343952, 15429940, 30859880, 61719760]

約数ペア:

[(1, 61719760), (2, 30859880), (4, 15429940), (5, 12343952), (8, 7714970), (10, 6171976), (16, 3857485), (20, 3085988), (31, 1990960), (40, 1542994), (41, 1505360), (62, 995480), (80, 771497), (82, 752680), (124, 497740), (155, 398192), (164, 376340), (205, 301072), (248, 248870), (310, 199096), (328, 188170), (410, 150536), (496, 124435), (607, 101680), (620, 99548), (656, 94085), (820, 75268), (1214, 50840), (1240, 49774), (1271, 48560), (1640, 37634), (2428, 25420), (2480, 24887), (2542, 24280), (3035, 20336), (3280, 18817), (4856, 12710), (5084, 12140), (6070, 10168), (6355, 9712)]