18829894025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{2749}}^1$

素因数の和:3074

約数の個数: 48

約数和(自身を含む): 25190352000

約数和(自身を除く): 6360457975

約数列:

[1, 5, 17, 25, 71, 85, 227, 355, 425, 1135, 1207, 1775, 2749, 3859, 5675, 6035, 13745, 16117, 19295, 30175, 46733, 68725, 80585, 96475, 195179, 233665, 273989, 402925, 624023, 975895, 1168325, 1369945, 3120115, 3318043, 4879475, 6849725, 10608391, 15600575, 16590215, 44305633, 53041955, 82951075, 221528165, 265209775, 753195761, 1107640825, 3765978805, 18829894025]

約数ペア:

[(1, 18829894025), (5, 3765978805), (17, 1107640825), (25, 753195761), (71, 265209775), (85, 221528165), (227, 82951075), (355, 53041955), (425, 44305633), (1135, 16590215), (1207, 15600575), (1775, 10608391), (2749, 6849725), (3859, 4879475), (5675, 3318043), (6035, 3120115), (13745, 1369945), (16117, 1168325), (19295, 975895), (30175, 624023), (46733, 402925), (68725, 273989), (80585, 233665), (96475, 195179)]