81504150

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{853}}^1$

素因数の和:895

約数の個数: 144

約数和(自身を含む): 253515024

約数和(自身を除く): 172010874

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 30, 35, 39, 42, 49, 50, 65, 70, 75, 78, 91, 98, 105, 130, 147, 150, 175, 182, 195, 210, 245, 273, 294, 325, 350, 390, 455, 490, 525, 546, 637, 650, 735, 853, 910, 975, 1050, 1225, 1274, 1365, 1470, 1706, 1911, 1950, 2275, 2450, 2559, 2730, 3185, 3675, 3822, 4265, 4550, 5118, 5971, 6370, 6825, 7350, 8530, 9555, 11089, 11942, 12795, 13650, 15925, 17913, 19110, 21325, 22178, 25590, 29855, 31850, 33267, 35826, 41797, 42650, 47775, 55445, 59710, 63975, 66534, 77623, 83594, 89565, 95550, 110890, 125391, 127950, 149275, 155246, 166335, 179130, 208985, 232869, 250782, 277225, 298550, 332670, 388115, 417970, 447825, 465738, 543361, 554450, 626955, 776230, 831675, 895650, 1044925, 1086722, 1164345, 1253910, 1630083, 1663350, 1940575, 2089850, 2328690, 2716805, 3134775, 3260166, 3881150, 5433610, 5821725, 6269550, 8150415, 11643450, 13584025, 16300830, 27168050, 40752075, 81504150]

約数ペア:

[(1, 81504150), (2, 40752075), (3, 27168050), (5, 16300830), (6, 13584025), (7, 11643450), (10, 8150415), (13, 6269550), (14, 5821725), (15, 5433610), (21, 3881150), (25, 3260166), (26, 3134775), (30, 2716805), (35, 2328690), (39, 2089850), (42, 1940575), (49, 1663350), (50, 1630083), (65, 1253910), (70, 1164345), (75, 1086722), (78, 1044925), (91, 895650), (98, 831675), (105, 776230), (130, 626955), (147, 554450), (150, 543361), (175, 465738), (182, 447825), (195, 417970), (210, 388115), (245, 332670), (273, 298550), (294, 277225), (325, 250782), (350, 232869), (390, 208985), (455, 179130), (490, 166335), (525, 155246), (546, 149275), (637, 127950), (650, 125391), (735, 110890), (853, 95550), (910, 89565), (975, 83594), (1050, 77623), (1225, 66534), (1274, 63975), (1365, 59710), (1470, 55445), (1706, 47775), (1911, 42650), (1950, 41797), (2275, 35826), (2450, 33267), (2559, 31850), (2730, 29855), (3185, 25590), (3675, 22178), (3822, 21325), (4265, 19110), (4550, 17913), (5118, 15925), (5971, 13650), (6370, 12795), (6825, 11942), (7350, 11089), (8530, 9555)]