25931120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{829}}^1$

素因数の和:882

約数の個数: 80

約数和(自身を含む): 66692160

約数和(自身を除く): 40761040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 680, 782, 829, 920, 1360, 1564, 1658, 1840, 1955, 3128, 3316, 3910, 4145, 6256, 6632, 7820, 8290, 13264, 14093, 15640, 16580, 19067, 28186, 31280, 33160, 38134, 56372, 66320, 70465, 76268, 95335, 112744, 140930, 152536, 190670, 225488, 281860, 305072, 324139, 381340, 563720, 648278, 762680, 1127440, 1296556, 1525360, 1620695, 2593112, 3241390, 5186224, 6482780, 12965560, 25931120]

約数ペア:

[(1, 25931120), (2, 12965560), (4, 6482780), (5, 5186224), (8, 3241390), (10, 2593112), (16, 1620695), (17, 1525360), (20, 1296556), (23, 1127440), (34, 762680), (40, 648278), (46, 563720), (68, 381340), (80, 324139), (85, 305072), (92, 281860), (115, 225488), (136, 190670), (170, 152536), (184, 140930), (230, 112744), (272, 95335), (340, 76268), (368, 70465), (391, 66320), (460, 56372), (680, 38134), (782, 33160), (829, 31280), (920, 28186), (1360, 19067), (1564, 16580), (1658, 15640), (1840, 14093), (1955, 13264), (3128, 8290), (3316, 7820), (3910, 6632), (4145, 6256)]