25319580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{227}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 84115584

約数和(自身を除く): 58796004

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 26, 30, 33, 39, 44, 52, 55, 60, 65, 66, 78, 110, 130, 132, 143, 156, 165, 169, 195, 220, 227, 260, 286, 330, 338, 390, 429, 454, 507, 572, 660, 676, 681, 715, 780, 845, 858, 908, 1014, 1135, 1362, 1430, 1690, 1716, 1859, 2028, 2145, 2270, 2497, 2535, 2724, 2860, 2951, 3380, 3405, 3718, 4290, 4540, 4994, 5070, 5577, 5902, 6810, 7436, 7491, 8580, 8853, 9295, 9988, 10140, 11154, 11804, 12485, 13620, 14755, 14982, 17706, 18590, 22308, 24970, 27885, 29510, 29964, 32461, 35412, 37180, 37455, 38363, 44265, 49940, 55770, 59020, 64922, 74910, 76726, 88530, 97383, 111540, 115089, 129844, 149820, 153452, 162305, 177060, 191815, 194766, 230178, 324610, 383630, 389532, 421993, 460356, 486915, 575445, 649220, 767260, 843986, 973830, 1150890, 1265979, 1687972, 1947660, 2109965, 2301780, 2531958, 4219930, 5063916, 6329895, 8439860, 12659790, 25319580]

約数ペア:

[(1, 25319580), (2, 12659790), (3, 8439860), (4, 6329895), (5, 5063916), (6, 4219930), (10, 2531958), (11, 2301780), (12, 2109965), (13, 1947660), (15, 1687972), (20, 1265979), (22, 1150890), (26, 973830), (30, 843986), (33, 767260), (39, 649220), (44, 575445), (52, 486915), (55, 460356), (60, 421993), (65, 389532), (66, 383630), (78, 324610), (110, 230178), (130, 194766), (132, 191815), (143, 177060), (156, 162305), (165, 153452), (169, 149820), (195, 129844), (220, 115089), (227, 111540), (260, 97383), (286, 88530), (330, 76726), (338, 74910), (390, 64922), (429, 59020), (454, 55770), (507, 49940), (572, 44265), (660, 38363), (676, 37455), (681, 37180), (715, 35412), (780, 32461), (845, 29964), (858, 29510), (908, 27885), (1014, 24970), (1135, 22308), (1362, 18590), (1430, 17706), (1690, 14982), (1716, 14755), (1859, 13620), (2028, 12485), (2145, 11804), (2270, 11154), (2497, 10140), (2535, 9988), (2724, 9295), (2860, 8853), (2951, 8580), (3380, 7491), (3405, 7436), (3718, 6810), (4290, 5902), (4540, 5577), (4994, 5070)]