1804864750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2819}}^1$

素因数の和:3046

約数の個数: 64

約数和(自身を含む): 3658374720

約数和(自身を除く): 1853509970

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 197, 250, 325, 394, 650, 985, 1625, 1970, 2561, 2819, 3250, 4925, 5122, 5638, 9850, 12805, 14095, 24625, 25610, 28190, 36647, 49250, 64025, 70475, 73294, 128050, 140950, 183235, 320125, 352375, 366470, 555343, 640250, 704750, 916175, 1110686, 1832350, 2776715, 4580875, 5553430, 7219459, 9161750, 13883575, 14438918, 27767150, 36097295, 69417875, 72194590, 138835750, 180486475, 360972950, 902432375, 1804864750]

約数ペア:

[(1, 1804864750), (2, 902432375), (5, 360972950), (10, 180486475), (13, 138835750), (25, 72194590), (26, 69417875), (50, 36097295), (65, 27767150), (125, 14438918), (130, 13883575), (197, 9161750), (250, 7219459), (325, 5553430), (394, 4580875), (650, 2776715), (985, 1832350), (1625, 1110686), (1970, 916175), (2561, 704750), (2819, 640250), (3250, 555343), (4925, 366470), (5122, 352375), (5638, 320125), (9850, 183235), (12805, 140950), (14095, 128050), (24625, 73294), (25610, 70475), (28190, 64025), (36647, 49250)]