78605120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:328

約数の個数: 112

約数和(自身を含む): 206947008

約数和(自身を除く): 128341888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 137, 160, 163, 176, 220, 274, 320, 326, 352, 440, 548, 652, 685, 704, 815, 880, 1096, 1304, 1370, 1507, 1630, 1760, 1793, 2192, 2608, 2740, 3014, 3260, 3520, 3586, 4384, 5216, 5480, 6028, 6520, 7172, 7535, 8768, 8965, 10432, 10960, 12056, 13040, 14344, 15070, 17930, 21920, 22331, 24112, 26080, 28688, 30140, 35860, 43840, 44662, 48224, 52160, 57376, 60280, 71720, 89324, 96448, 111655, 114752, 120560, 143440, 178648, 223310, 241120, 245641, 286880, 357296, 446620, 482240, 491282, 573760, 714592, 893240, 982564, 1228205, 1429184, 1786480, 1965128, 2456410, 3572960, 3930256, 4912820, 7145920, 7860512, 9825640, 15721024, 19651280, 39302560, 78605120]

約数ペア:

[(1, 78605120), (2, 39302560), (4, 19651280), (5, 15721024), (8, 9825640), (10, 7860512), (11, 7145920), (16, 4912820), (20, 3930256), (22, 3572960), (32, 2456410), (40, 1965128), (44, 1786480), (55, 1429184), (64, 1228205), (80, 982564), (88, 893240), (110, 714592), (137, 573760), (160, 491282), (163, 482240), (176, 446620), (220, 357296), (274, 286880), (320, 245641), (326, 241120), (352, 223310), (440, 178648), (548, 143440), (652, 120560), (685, 114752), (704, 111655), (815, 96448), (880, 89324), (1096, 71720), (1304, 60280), (1370, 57376), (1507, 52160), (1630, 48224), (1760, 44662), (1793, 43840), (2192, 35860), (2608, 30140), (2740, 28688), (3014, 26080), (3260, 24112), (3520, 22331), (3586, 21920), (4384, 17930), (5216, 15070), (5480, 14344), (6028, 13040), (6520, 12056), (7172, 10960), (7535, 10432), (8768, 8965)]