157218589420

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1523}}^1\times {\mathrm{47353}}^1$

素因数の和:48994

約数の個数: 48

約数和(自身を含む): 333413831520

約数和(自身を除く): 176195242100

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 1523, 2180, 3046, 6092, 7615, 15230, 30460, 47353, 94706, 166007, 189412, 236765, 332014, 473530, 664028, 830035, 947060, 1660070, 3320140, 5161477, 10322954, 20645908, 25807385, 51614770, 72118619, 103229540, 144237238, 288474476, 360593095, 721186190, 1442372380, 7860929471, 15721858942, 31443717884, 39304647355, 78609294710, 157218589420]

約数ペア:

[(1, 157218589420), (2, 78609294710), (4, 39304647355), (5, 31443717884), (10, 15721858942), (20, 7860929471), (109, 1442372380), (218, 721186190), (436, 360593095), (545, 288474476), (1090, 144237238), (1523, 103229540), (2180, 72118619), (3046, 51614770), (6092, 25807385), (7615, 20645908), (15230, 10322954), (30460, 5161477), (47353, 3320140), (94706, 1660070), (166007, 947060), (189412, 830035), (236765, 664028), (332014, 473530)]