61637680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:183

約数の個数: 120

約数和(自身を含む): 160114752

約数和(自身を除く): 98477072

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 97, 104, 130, 169, 188, 194, 208, 235, 260, 338, 376, 388, 470, 485, 520, 611, 676, 752, 776, 845, 940, 970, 1040, 1222, 1261, 1352, 1552, 1690, 1880, 1940, 2444, 2522, 2704, 3055, 3380, 3760, 3880, 4559, 4888, 5044, 6110, 6305, 6760, 7760, 7943, 9118, 9776, 10088, 12220, 12610, 13520, 15886, 16393, 18236, 20176, 22795, 24440, 25220, 31772, 32786, 36472, 39715, 45590, 48880, 50440, 59267, 63544, 65572, 72944, 79430, 81965, 91180, 100880, 118534, 127088, 131144, 158860, 163930, 182360, 237068, 262288, 296335, 317720, 327860, 364720, 474136, 592670, 635440, 655720, 770471, 948272, 1185340, 1311440, 1540942, 2370680, 3081884, 3852355, 4741360, 6163768, 7704710, 12327536, 15409420, 30818840, 61637680]

約数ペア:

[(1, 61637680), (2, 30818840), (4, 15409420), (5, 12327536), (8, 7704710), (10, 6163768), (13, 4741360), (16, 3852355), (20, 3081884), (26, 2370680), (40, 1540942), (47, 1311440), (52, 1185340), (65, 948272), (80, 770471), (94, 655720), (97, 635440), (104, 592670), (130, 474136), (169, 364720), (188, 327860), (194, 317720), (208, 296335), (235, 262288), (260, 237068), (338, 182360), (376, 163930), (388, 158860), (470, 131144), (485, 127088), (520, 118534), (611, 100880), (676, 91180), (752, 81965), (776, 79430), (845, 72944), (940, 65572), (970, 63544), (1040, 59267), (1222, 50440), (1261, 48880), (1352, 45590), (1552, 39715), (1690, 36472), (1880, 32786), (1940, 31772), (2444, 25220), (2522, 24440), (2704, 22795), (3055, 20176), (3380, 18236), (3760, 16393), (3880, 15886), (4559, 13520), (4888, 12610), (5044, 12220), (6110, 10088), (6305, 9776), (6760, 9118), (7760, 7943)]