84498700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1$

素因数の和:368

約数の個数: 144

約数和(自身を含む): 227485440

約数和(自身を除く): 142986740

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 25, 26, 38, 44, 50, 52, 55, 65, 76, 95, 100, 110, 130, 143, 190, 209, 220, 247, 260, 275, 286, 311, 325, 380, 418, 475, 494, 550, 572, 622, 650, 715, 836, 950, 988, 1045, 1100, 1235, 1244, 1300, 1430, 1555, 1900, 2090, 2470, 2717, 2860, 3110, 3421, 3575, 4043, 4180, 4940, 5225, 5434, 5909, 6175, 6220, 6842, 7150, 7775, 8086, 10450, 10868, 11818, 12350, 13585, 13684, 14300, 15550, 16172, 17105, 20215, 20900, 23636, 24700, 27170, 29545, 31100, 34210, 40430, 44473, 54340, 59090, 64999, 67925, 68420, 76817, 80860, 85525, 88946, 101075, 118180, 129998, 135850, 147725, 153634, 171050, 177892, 202150, 222365, 259996, 271700, 295450, 307268, 324995, 342100, 384085, 404300, 444730, 590900, 649990, 768170, 844987, 889460, 1111825, 1299980, 1536340, 1624975, 1689974, 1920425, 2223650, 3249950, 3379948, 3840850, 4224935, 4447300, 6499900, 7681700, 8449870, 16899740, 21124675, 42249350, 84498700]

約数ペア:

[(1, 84498700), (2, 42249350), (4, 21124675), (5, 16899740), (10, 8449870), (11, 7681700), (13, 6499900), (19, 4447300), (20, 4224935), (22, 3840850), (25, 3379948), (26, 3249950), (38, 2223650), (44, 1920425), (50, 1689974), (52, 1624975), (55, 1536340), (65, 1299980), (76, 1111825), (95, 889460), (100, 844987), (110, 768170), (130, 649990), (143, 590900), (190, 444730), (209, 404300), (220, 384085), (247, 342100), (260, 324995), (275, 307268), (286, 295450), (311, 271700), (325, 259996), (380, 222365), (418, 202150), (475, 177892), (494, 171050), (550, 153634), (572, 147725), (622, 135850), (650, 129998), (715, 118180), (836, 101075), (950, 88946), (988, 85525), (1045, 80860), (1100, 76817), (1235, 68420), (1244, 67925), (1300, 64999), (1430, 59090), (1555, 54340), (1900, 44473), (2090, 40430), (2470, 34210), (2717, 31100), (2860, 29545), (3110, 27170), (3421, 24700), (3575, 23636), (4043, 20900), (4180, 20215), (4940, 17105), (5225, 16172), (5434, 15550), (5909, 14300), (6175, 13684), (6220, 13585), (6842, 12350), (7150, 11818), (7775, 10868), (8086, 10450)]