65503540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{907}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 144611712

約数和(自身を除く): 79108172

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 157, 230, 314, 460, 628, 785, 907, 1570, 1814, 3140, 3611, 3628, 4535, 7222, 9070, 14444, 18055, 18140, 20861, 36110, 41722, 72220, 83444, 104305, 142399, 208610, 284798, 417220, 569596, 711995, 1423990, 2847980, 3275177, 6550354, 13100708, 16375885, 32751770, 65503540]

約数ペア:

[(1, 65503540), (2, 32751770), (4, 16375885), (5, 13100708), (10, 6550354), (20, 3275177), (23, 2847980), (46, 1423990), (92, 711995), (115, 569596), (157, 417220), (230, 284798), (314, 208610), (460, 142399), (628, 104305), (785, 83444), (907, 72220), (1570, 41722), (1814, 36110), (3140, 20861), (3611, 18140), (3628, 18055), (4535, 14444), (7222, 9070)]