81909282

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{739}}^1$

素因数の和:800

約数の個数: 96

約数和(自身を含む): 212587200

約数和(自身を除く): 130677918

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 29, 39, 42, 49, 58, 78, 87, 91, 98, 147, 174, 182, 203, 273, 294, 377, 406, 546, 609, 637, 739, 754, 1131, 1218, 1274, 1421, 1478, 1911, 2217, 2262, 2639, 2842, 3822, 4263, 4434, 5173, 5278, 7917, 8526, 9607, 10346, 15519, 15834, 18473, 19214, 21431, 28821, 31038, 36211, 36946, 42862, 55419, 57642, 64293, 67249, 72422, 108633, 110838, 128586, 134498, 150017, 201747, 217266, 278603, 300034, 403494, 450051, 470743, 557206, 835809, 900102, 941486, 1050119, 1412229, 1671618, 1950221, 2100238, 2824458, 3150357, 3900442, 5850663, 6300714, 11701326, 13651547, 27303094, 40954641, 81909282]

約数ペア:

[(1, 81909282), (2, 40954641), (3, 27303094), (6, 13651547), (7, 11701326), (13, 6300714), (14, 5850663), (21, 3900442), (26, 3150357), (29, 2824458), (39, 2100238), (42, 1950221), (49, 1671618), (58, 1412229), (78, 1050119), (87, 941486), (91, 900102), (98, 835809), (147, 557206), (174, 470743), (182, 450051), (203, 403494), (273, 300034), (294, 278603), (377, 217266), (406, 201747), (546, 150017), (609, 134498), (637, 128586), (739, 110838), (754, 108633), (1131, 72422), (1218, 67249), (1274, 64293), (1421, 57642), (1478, 55419), (1911, 42862), (2217, 36946), (2262, 36211), (2639, 31038), (2842, 28821), (3822, 21431), (4263, 19214), (4434, 18473), (5173, 15834), (5278, 15519), (7917, 10346), (8526, 9607)]