64106120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:175

約数の個数: 128

約数和(自身を含む): 164989440

約数和(自身を除く): 100883320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 47, 52, 61, 65, 86, 94, 104, 122, 130, 172, 188, 215, 235, 244, 260, 305, 344, 376, 430, 470, 488, 520, 559, 610, 611, 793, 860, 940, 1118, 1220, 1222, 1586, 1720, 1880, 2021, 2236, 2440, 2444, 2623, 2795, 2867, 3055, 3172, 3965, 4042, 4472, 4888, 5246, 5590, 5734, 6110, 6344, 7930, 8084, 10105, 10492, 11180, 11468, 12220, 13115, 14335, 15860, 16168, 20210, 20984, 22360, 22936, 24440, 26230, 26273, 28670, 31720, 34099, 37271, 40420, 52460, 52546, 57340, 68198, 74542, 80840, 104920, 105092, 114680, 123281, 131365, 136396, 149084, 170495, 186355, 210184, 246562, 262730, 272792, 298168, 340990, 372710, 493124, 525460, 616405, 681980, 745420, 986248, 1050920, 1232810, 1363960, 1490840, 1602653, 2465620, 3205306, 4931240, 6410612, 8013265, 12821224, 16026530, 32053060, 64106120]

約数ペア:

[(1, 64106120), (2, 32053060), (4, 16026530), (5, 12821224), (8, 8013265), (10, 6410612), (13, 4931240), (20, 3205306), (26, 2465620), (40, 1602653), (43, 1490840), (47, 1363960), (52, 1232810), (61, 1050920), (65, 986248), (86, 745420), (94, 681980), (104, 616405), (122, 525460), (130, 493124), (172, 372710), (188, 340990), (215, 298168), (235, 272792), (244, 262730), (260, 246562), (305, 210184), (344, 186355), (376, 170495), (430, 149084), (470, 136396), (488, 131365), (520, 123281), (559, 114680), (610, 105092), (611, 104920), (793, 80840), (860, 74542), (940, 68198), (1118, 57340), (1220, 52546), (1222, 52460), (1586, 40420), (1720, 37271), (1880, 34099), (2021, 31720), (2236, 28670), (2440, 26273), (2444, 26230), (2623, 24440), (2795, 22936), (2867, 22360), (3055, 20984), (3172, 20210), (3965, 16168), (4042, 15860), (4472, 14335), (4888, 13115), (5246, 12220), (5590, 11468), (5734, 11180), (6110, 10492), (6344, 10105), (7930, 8084)]