61539100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:708

約数の個数: 108

約数和(自身を含む): 163765560

約数和(自身を除く): 102226460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 49, 50, 70, 76, 95, 98, 100, 133, 140, 175, 190, 196, 245, 266, 350, 380, 475, 490, 532, 661, 665, 700, 931, 950, 980, 1225, 1322, 1330, 1862, 1900, 2450, 2644, 2660, 3305, 3325, 3724, 4627, 4655, 4900, 6610, 6650, 9254, 9310, 12559, 13220, 13300, 16525, 18508, 18620, 23135, 23275, 25118, 32389, 33050, 46270, 46550, 50236, 62795, 64778, 66100, 87913, 92540, 93100, 115675, 125590, 129556, 161945, 175826, 231350, 251180, 313975, 323890, 351652, 439565, 462700, 615391, 627950, 647780, 809725, 879130, 1230782, 1255900, 1619450, 1758260, 2197825, 2461564, 3076955, 3238900, 4395650, 6153910, 8791300, 12307820, 15384775, 30769550, 61539100]

約数ペア:

[(1, 61539100), (2, 30769550), (4, 15384775), (5, 12307820), (7, 8791300), (10, 6153910), (14, 4395650), (19, 3238900), (20, 3076955), (25, 2461564), (28, 2197825), (35, 1758260), (38, 1619450), (49, 1255900), (50, 1230782), (70, 879130), (76, 809725), (95, 647780), (98, 627950), (100, 615391), (133, 462700), (140, 439565), (175, 351652), (190, 323890), (196, 313975), (245, 251180), (266, 231350), (350, 175826), (380, 161945), (475, 129556), (490, 125590), (532, 115675), (661, 93100), (665, 92540), (700, 87913), (931, 66100), (950, 64778), (980, 62795), (1225, 50236), (1322, 46550), (1330, 46270), (1862, 33050), (1900, 32389), (2450, 25118), (2644, 23275), (2660, 23135), (3305, 18620), (3325, 18508), (3724, 16525), (4627, 13300), (4655, 13220), (4900, 12559), (6610, 9310), (6650, 9254)]