201355510

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:289

約数の個数: 64

約数和(自身を含む): 385850304

約数和(自身を除く): 184494794

約数列:

[1, 2, 5, 10, 41, 61, 82, 83, 97, 122, 166, 194, 205, 305, 410, 415, 485, 610, 830, 970, 2501, 3403, 3977, 5002, 5063, 5917, 6806, 7954, 8051, 10126, 11834, 12505, 16102, 17015, 19885, 25010, 25315, 29585, 34030, 39770, 40255, 50630, 59170, 80510, 207583, 242597, 330091, 415166, 485194, 491111, 660182, 982222, 1037915, 1212985, 1650455, 2075830, 2425970, 2455555, 3300910, 4911110, 20135551, 40271102, 100677755, 201355510]

約数ペア:

[(1, 201355510), (2, 100677755), (5, 40271102), (10, 20135551), (41, 4911110), (61, 3300910), (82, 2455555), (83, 2425970), (97, 2075830), (122, 1650455), (166, 1212985), (194, 1037915), (205, 982222), (305, 660182), (410, 491111), (415, 485194), (485, 415166), (610, 330091), (830, 242597), (970, 207583), (2501, 80510), (3403, 59170), (3977, 50630), (5002, 40255), (5063, 39770), (5917, 34030), (6806, 29585), (7954, 25315), (8051, 25010), (10126, 19885), (11834, 17015), (12505, 16102)]