51811410

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:688

約数の個数: 128

約数和(自身を含む): 157261824

約数和(自身を除く): 105450414

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 23, 30, 34, 35, 42, 46, 51, 69, 70, 85, 102, 105, 115, 119, 138, 161, 170, 210, 230, 238, 255, 322, 345, 357, 391, 483, 510, 595, 631, 690, 714, 782, 805, 966, 1173, 1190, 1262, 1610, 1785, 1893, 1955, 2346, 2415, 2737, 3155, 3570, 3786, 3910, 4417, 4830, 5474, 5865, 6310, 8211, 8834, 9465, 10727, 11730, 13251, 13685, 14513, 16422, 18930, 21454, 22085, 26502, 27370, 29026, 32181, 41055, 43539, 44170, 53635, 64362, 66255, 72565, 75089, 82110, 87078, 101591, 107270, 132510, 145130, 150178, 160905, 203182, 217695, 225267, 246721, 304773, 321810, 375445, 435390, 450534, 493442, 507955, 609546, 740163, 750890, 1015910, 1126335, 1233605, 1480326, 1523865, 1727047, 2252670, 2467210, 3047730, 3454094, 3700815, 5181141, 7401630, 8635235, 10362282, 17270470, 25905705, 51811410]

約数ペア:

[(1, 51811410), (2, 25905705), (3, 17270470), (5, 10362282), (6, 8635235), (7, 7401630), (10, 5181141), (14, 3700815), (15, 3454094), (17, 3047730), (21, 2467210), (23, 2252670), (30, 1727047), (34, 1523865), (35, 1480326), (42, 1233605), (46, 1126335), (51, 1015910), (69, 750890), (70, 740163), (85, 609546), (102, 507955), (105, 493442), (115, 450534), (119, 435390), (138, 375445), (161, 321810), (170, 304773), (210, 246721), (230, 225267), (238, 217695), (255, 203182), (322, 160905), (345, 150178), (357, 145130), (391, 132510), (483, 107270), (510, 101591), (595, 87078), (631, 82110), (690, 75089), (714, 72565), (782, 66255), (805, 64362), (966, 53635), (1173, 44170), (1190, 43539), (1262, 41055), (1610, 32181), (1785, 29026), (1893, 27370), (1955, 26502), (2346, 22085), (2415, 21454), (2737, 18930), (3155, 16422), (3570, 14513), (3786, 13685), (3910, 13251), (4417, 11730), (4830, 10727), (5474, 9465), (5865, 8834), (6310, 8211)]