31225116

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 80241840

約数和(自身を除く): 49016724

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 89, 156, 169, 173, 178, 267, 338, 346, 356, 507, 519, 534, 676, 692, 1014, 1038, 1068, 1157, 2028, 2076, 2249, 2314, 3471, 4498, 4628, 6747, 6942, 8996, 13494, 13884, 15041, 15397, 26988, 29237, 30082, 30794, 45123, 46191, 58474, 60164, 61588, 87711, 90246, 92382, 116948, 175422, 180492, 184764, 200161, 350844, 400322, 600483, 800644, 1200966, 2401932, 2602093, 5204186, 7806279, 10408372, 15612558, 31225116]

約数ペア:

[(1, 31225116), (2, 15612558), (3, 10408372), (4, 7806279), (6, 5204186), (12, 2602093), (13, 2401932), (26, 1200966), (39, 800644), (52, 600483), (78, 400322), (89, 350844), (156, 200161), (169, 184764), (173, 180492), (178, 175422), (267, 116948), (338, 92382), (346, 90246), (356, 87711), (507, 61588), (519, 60164), (534, 58474), (676, 46191), (692, 45123), (1014, 30794), (1038, 30082), (1068, 29237), (1157, 26988), (2028, 15397), (2076, 15041), (2249, 13884), (2314, 13494), (3471, 8996), (4498, 6942), (4628, 6747)]