49111100

素因数分解:

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

素因数の和:255

約数の個数: 72

約数和(自身を含む): 110753328

約数和(自身を除く): 61642228

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 83, 97, 100, 122, 166, 194, 244, 305, 332, 388, 415, 485, 610, 830, 970, 1220, 1525, 1660, 1940, 2075, 2425, 3050, 4150, 4850, 5063, 5917, 6100, 8051, 8300, 9700, 10126, 11834, 16102, 20252, 23668, 25315, 29585, 32204, 40255, 50630, 59170, 80510, 101260, 118340, 126575, 147925, 161020, 201275, 253150, 295850, 402550, 491111, 506300, 591700, 805100, 982222, 1964444, 2455555, 4911110, 9822220, 12277775, 24555550, 49111100]

約数ペア:

[(1, 49111100), (2, 24555550), (4, 12277775), (5, 9822220), (10, 4911110), (20, 2455555), (25, 1964444), (50, 982222), (61, 805100), (83, 591700), (97, 506300), (100, 491111), (122, 402550), (166, 295850), (194, 253150), (244, 201275), (305, 161020), (332, 147925), (388, 126575), (415, 118340), (485, 101260), (610, 80510), (830, 59170), (970, 50630), (1220, 40255), (1525, 32204), (1660, 29585), (1940, 25315), (2075, 23668), (2425, 20252), (3050, 16102), (4150, 11834), (4850, 10126), (5063, 9700), (5917, 8300), (6100, 8051)]