42420748100

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{71693}}^1$

素因数の和:71865

約数の個数: 72

約数和(自身を含む): 94527965448

約数和(自身を除く): 52107217348

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 97, 100, 122, 194, 244, 305, 388, 485, 610, 970, 1220, 1525, 1940, 2425, 3050, 4850, 5917, 6100, 9700, 11834, 23668, 29585, 59170, 71693, 118340, 143386, 147925, 286772, 295850, 358465, 591700, 716930, 1433860, 1792325, 3584650, 4373273, 6954221, 7169300, 8746546, 13908442, 17493092, 21866365, 27816884, 34771105, 43732730, 69542210, 87465460, 109331825, 139084420, 173855525, 218663650, 347711050, 424207481, 437327300, 695422100, 848414962, 1696829924, 2121037405, 4242074810, 8484149620, 10605187025, 21210374050, 42420748100]

約数ペア:

[(1, 42420748100), (2, 21210374050), (4, 10605187025), (5, 8484149620), (10, 4242074810), (20, 2121037405), (25, 1696829924), (50, 848414962), (61, 695422100), (97, 437327300), (100, 424207481), (122, 347711050), (194, 218663650), (244, 173855525), (305, 139084420), (388, 109331825), (485, 87465460), (610, 69542210), (970, 43732730), (1220, 34771105), (1525, 27816884), (1940, 21866365), (2425, 17493092), (3050, 13908442), (4850, 8746546), (5917, 7169300), (6100, 6954221), (9700, 4373273), (11834, 3584650), (23668, 1792325), (29585, 1433860), (59170, 716930), (71693, 591700), (118340, 358465), (143386, 295850), (147925, 286772)]