72414220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{571}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 161729568

約数和(自身を除く): 89315348

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 373, 571, 746, 1142, 1492, 1865, 2284, 2855, 3730, 5710, 6341, 7460, 9707, 11420, 12682, 19414, 25364, 31705, 38828, 48535, 63410, 97070, 126820, 194140, 212983, 425966, 851932, 1064915, 2129830, 3620711, 4259660, 7241422, 14482844, 18103555, 36207110, 72414220]

約数ペア:

[(1, 72414220), (2, 36207110), (4, 18103555), (5, 14482844), (10, 7241422), (17, 4259660), (20, 3620711), (34, 2129830), (68, 1064915), (85, 851932), (170, 425966), (340, 212983), (373, 194140), (571, 126820), (746, 97070), (1142, 63410), (1492, 48535), (1865, 38828), (2284, 31705), (2855, 25364), (3730, 19414), (5710, 12682), (6341, 11420), (7460, 9707)]