55301680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:231

約数の個数: 160

約数和(自身を含む): 160811136

約数和(自身を除く): 105509456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 37, 40, 56, 68, 70, 74, 80, 85, 112, 119, 136, 140, 148, 157, 170, 185, 238, 259, 272, 280, 296, 314, 340, 370, 476, 518, 560, 592, 595, 628, 629, 680, 740, 785, 952, 1036, 1099, 1190, 1256, 1258, 1295, 1360, 1480, 1570, 1904, 2072, 2198, 2380, 2512, 2516, 2590, 2669, 2960, 3140, 3145, 4144, 4396, 4403, 4760, 5032, 5180, 5338, 5495, 5809, 6280, 6290, 8792, 8806, 9520, 10064, 10360, 10676, 10990, 11618, 12560, 12580, 13345, 17584, 17612, 18683, 20720, 21352, 21980, 22015, 23236, 25160, 26690, 29045, 35224, 37366, 40663, 42704, 43960, 44030, 46472, 50320, 53380, 58090, 70448, 74732, 81326, 87920, 88060, 92944, 93415, 98753, 106760, 116180, 149464, 162652, 176120, 186830, 197506, 203315, 213520, 232360, 298928, 325304, 352240, 373660, 395012, 406630, 464720, 493765, 650608, 691271, 747320, 790024, 813260, 987530, 1382542, 1494640, 1580048, 1626520, 1975060, 2765084, 3253040, 3456355, 3950120, 5530168, 6912710, 7900240, 11060336, 13825420, 27650840, 55301680]

約数ペア:

[(1, 55301680), (2, 27650840), (4, 13825420), (5, 11060336), (7, 7900240), (8, 6912710), (10, 5530168), (14, 3950120), (16, 3456355), (17, 3253040), (20, 2765084), (28, 1975060), (34, 1626520), (35, 1580048), (37, 1494640), (40, 1382542), (56, 987530), (68, 813260), (70, 790024), (74, 747320), (80, 691271), (85, 650608), (112, 493765), (119, 464720), (136, 406630), (140, 395012), (148, 373660), (157, 352240), (170, 325304), (185, 298928), (238, 232360), (259, 213520), (272, 203315), (280, 197506), (296, 186830), (314, 176120), (340, 162652), (370, 149464), (476, 116180), (518, 106760), (560, 98753), (592, 93415), (595, 92944), (628, 88060), (629, 87920), (680, 81326), (740, 74732), (785, 70448), (952, 58090), (1036, 53380), (1099, 50320), (1190, 46472), (1256, 44030), (1258, 43960), (1295, 42704), (1360, 40663), (1480, 37366), (1570, 35224), (1904, 29045), (2072, 26690), (2198, 25160), (2380, 23236), (2512, 22015), (2516, 21980), (2590, 21352), (2669, 20720), (2960, 18683), (3140, 17612), (3145, 17584), (4144, 13345), (4396, 12580), (4403, 12560), (4760, 11618), (5032, 10990), (5180, 10676), (5338, 10360), (5495, 10064), (5809, 9520), (6280, 8806), (6290, 8792)]