89164340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 207446400

約数和(自身を除く): 118282060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 59, 76, 82, 95, 97, 118, 164, 190, 194, 205, 236, 295, 380, 388, 410, 485, 590, 779, 820, 970, 1121, 1180, 1558, 1843, 1940, 2242, 2419, 3116, 3686, 3895, 3977, 4484, 4838, 5605, 5723, 7372, 7790, 7954, 9215, 9676, 11210, 11446, 12095, 15580, 15908, 18430, 19885, 22420, 22892, 24190, 28615, 36860, 39770, 45961, 48380, 57230, 75563, 79540, 91922, 108737, 114460, 151126, 183844, 217474, 229805, 234643, 302252, 377815, 434948, 459610, 469286, 543685, 755630, 919220, 938572, 1087370, 1173215, 1511260, 2174740, 2346430, 4458217, 4692860, 8916434, 17832868, 22291085, 44582170, 89164340]

約数ペア:

[(1, 89164340), (2, 44582170), (4, 22291085), (5, 17832868), (10, 8916434), (19, 4692860), (20, 4458217), (38, 2346430), (41, 2174740), (59, 1511260), (76, 1173215), (82, 1087370), (95, 938572), (97, 919220), (118, 755630), (164, 543685), (190, 469286), (194, 459610), (205, 434948), (236, 377815), (295, 302252), (380, 234643), (388, 229805), (410, 217474), (485, 183844), (590, 151126), (779, 114460), (820, 108737), (970, 91922), (1121, 79540), (1180, 75563), (1558, 57230), (1843, 48380), (1940, 45961), (2242, 39770), (2419, 36860), (3116, 28615), (3686, 24190), (3895, 22892), (3977, 22420), (4484, 19885), (4838, 18430), (5605, 15908), (5723, 15580), (7372, 12095), (7790, 11446), (7954, 11210), (9215, 9676)]