31226500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^2\times {\mathrm{173}}^1$

素因数の和:230

約数の個数: 72

約数和(自身を含む): 72393048

約数和(自身を除く): 41166548

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 173, 190, 250, 346, 361, 380, 475, 500, 692, 722, 865, 950, 1444, 1730, 1805, 1900, 2375, 3287, 3460, 3610, 4325, 4750, 6574, 7220, 8650, 9025, 9500, 13148, 16435, 17300, 18050, 21625, 32870, 36100, 43250, 45125, 62453, 65740, 82175, 86500, 90250, 124906, 164350, 180500, 249812, 312265, 328700, 410875, 624530, 821750, 1249060, 1561325, 1643500, 3122650, 6245300, 7806625, 15613250, 31226500]

約数ペア:

[(1, 31226500), (2, 15613250), (4, 7806625), (5, 6245300), (10, 3122650), (19, 1643500), (20, 1561325), (25, 1249060), (38, 821750), (50, 624530), (76, 410875), (95, 328700), (100, 312265), (125, 249812), (173, 180500), (190, 164350), (250, 124906), (346, 90250), (361, 86500), (380, 82175), (475, 65740), (500, 62453), (692, 45125), (722, 43250), (865, 36100), (950, 32870), (1444, 21625), (1730, 18050), (1805, 17300), (1900, 16435), (2375, 13148), (3287, 9500), (3460, 9025), (3610, 8650), (4325, 7220), (4750, 6574)]