311823850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 652458240

約数和(自身を除く): 340634390

約数列:

[1, 2, 5, 10, 13, 25, 26, 47, 50, 59, 65, 94, 118, 130, 173, 235, 295, 325, 346, 470, 590, 611, 650, 767, 865, 1175, 1222, 1475, 1534, 1730, 2249, 2350, 2773, 2950, 3055, 3835, 4325, 4498, 5546, 6110, 7670, 8131, 8650, 10207, 11245, 13865, 15275, 16262, 19175, 20414, 22490, 27730, 30550, 36049, 38350, 40655, 51035, 56225, 69325, 72098, 81310, 102070, 105703, 112450, 132691, 138650, 180245, 203275, 211406, 255175, 265382, 360490, 406550, 479729, 510350, 528515, 663455, 901225, 959458, 1057030, 1326910, 1802450, 2398645, 2642575, 3317275, 4797290, 5285150, 6236477, 6634550, 11993225, 12472954, 23986450, 31182385, 62364770, 155911925, 311823850]

約数ペア:

[(1, 311823850), (2, 155911925), (5, 62364770), (10, 31182385), (13, 23986450), (25, 12472954), (26, 11993225), (47, 6634550), (50, 6236477), (59, 5285150), (65, 4797290), (94, 3317275), (118, 2642575), (130, 2398645), (173, 1802450), (235, 1326910), (295, 1057030), (325, 959458), (346, 901225), (470, 663455), (590, 528515), (611, 510350), (650, 479729), (767, 406550), (865, 360490), (1175, 265382), (1222, 255175), (1475, 211406), (1534, 203275), (1730, 180245), (2249, 138650), (2350, 132691), (2773, 112450), (2950, 105703), (3055, 102070), (3835, 81310), (4325, 72098), (4498, 69325), (5546, 56225), (6110, 51035), (7670, 40655), (8131, 38350), (8650, 36049), (10207, 30550), (11245, 27730), (13865, 22490), (15275, 20414), (16262, 19175)]