26779120

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 65308320

約数和(自身を除く): 38529200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 83, 109, 148, 166, 185, 218, 296, 332, 370, 415, 436, 545, 592, 664, 740, 830, 872, 1090, 1328, 1480, 1660, 1744, 2180, 2960, 3071, 3320, 4033, 4360, 6142, 6640, 8066, 8720, 9047, 12284, 15355, 16132, 18094, 20165, 24568, 30710, 32264, 36188, 40330, 45235, 49136, 61420, 64528, 72376, 80660, 90470, 122840, 144752, 161320, 180940, 245680, 322640, 334739, 361880, 669478, 723760, 1338956, 1673695, 2677912, 3347390, 5355824, 6694780, 13389560, 26779120]

約数ペア:

[(1, 26779120), (2, 13389560), (4, 6694780), (5, 5355824), (8, 3347390), (10, 2677912), (16, 1673695), (20, 1338956), (37, 723760), (40, 669478), (74, 361880), (80, 334739), (83, 322640), (109, 245680), (148, 180940), (166, 161320), (185, 144752), (218, 122840), (296, 90470), (332, 80660), (370, 72376), (415, 64528), (436, 61420), (545, 49136), (592, 45235), (664, 40330), (740, 36188), (830, 32264), (872, 30710), (1090, 24568), (1328, 20165), (1480, 18094), (1660, 16132), (1744, 15355), (2180, 12284), (2960, 9047), (3071, 8720), (3320, 8066), (4033, 6640), (4360, 6142)]