81488148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 224173824

約数和(自身を除く): 142685676

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 73, 84, 97, 137, 146, 194, 219, 274, 291, 292, 388, 411, 438, 511, 548, 582, 679, 822, 876, 959, 1022, 1164, 1358, 1533, 1644, 1918, 2037, 2044, 2716, 2877, 3066, 3836, 4074, 5754, 6132, 7081, 8148, 10001, 11508, 13289, 14162, 20002, 21243, 26578, 28324, 30003, 39867, 40004, 42486, 49567, 53156, 60006, 70007, 79734, 84972, 93023, 99134, 120012, 140014, 148701, 159468, 186046, 198268, 210021, 279069, 280028, 297402, 372092, 420042, 558138, 594804, 840084, 970097, 1116276, 1940194, 2910291, 3880388, 5820582, 6790679, 11641164, 13581358, 20372037, 27162716, 40744074, 81488148]

約数ペア:

[(1, 81488148), (2, 40744074), (3, 27162716), (4, 20372037), (6, 13581358), (7, 11641164), (12, 6790679), (14, 5820582), (21, 3880388), (28, 2910291), (42, 1940194), (73, 1116276), (84, 970097), (97, 840084), (137, 594804), (146, 558138), (194, 420042), (219, 372092), (274, 297402), (291, 280028), (292, 279069), (388, 210021), (411, 198268), (438, 186046), (511, 159468), (548, 148701), (582, 140014), (679, 120012), (822, 99134), (876, 93023), (959, 84972), (1022, 79734), (1164, 70007), (1358, 60006), (1533, 53156), (1644, 49567), (1918, 42486), (2037, 40004), (2044, 39867), (2716, 30003), (2877, 28324), (3066, 26578), (3836, 21243), (4074, 20002), (5754, 14162), (6132, 13289), (7081, 11508), (8148, 10001)]