165149710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2549}}^1$

素因数の和:2617

約数の個数: 64

約数和(自身を含む): 352512000

約数和(自身を除く): 187362290

約数列:

[1, 2, 5, 10, 11, 19, 22, 31, 38, 55, 62, 95, 110, 155, 190, 209, 310, 341, 418, 589, 682, 1045, 1178, 1705, 2090, 2549, 2945, 3410, 5098, 5890, 6479, 12745, 12958, 25490, 28039, 32395, 48431, 56078, 64790, 79019, 96862, 140195, 158038, 242155, 280390, 395095, 484310, 532741, 790190, 869209, 1065482, 1501361, 1738418, 2663705, 3002722, 4346045, 5327410, 7506805, 8692090, 15013610, 16514971, 33029942, 82574855, 165149710]

約数ペア:

[(1, 165149710), (2, 82574855), (5, 33029942), (10, 16514971), (11, 15013610), (19, 8692090), (22, 7506805), (31, 5327410), (38, 4346045), (55, 3002722), (62, 2663705), (95, 1738418), (110, 1501361), (155, 1065482), (190, 869209), (209, 790190), (310, 532741), (341, 484310), (418, 395095), (589, 280390), (682, 242155), (1045, 158038), (1178, 140195), (1705, 96862), (2090, 79019), (2549, 64790), (2945, 56078), (3410, 48431), (5098, 32395), (5890, 28039), (6479, 25490), (12745, 12958)]