65004320

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21383}}^1$

素因数の和:21417

約数の個数: 48

約数和(自身を含む): 161663040

約数和(自身を除く): 96658720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 21383, 42766, 85532, 106915, 171064, 213830, 342128, 406277, 427660, 684256, 812554, 855320, 1625108, 1710640, 2031385, 3250216, 3421280, 4062770, 6500432, 8125540, 13000864, 16251080, 32502160, 65004320]

約数ペア:

[(1, 65004320), (2, 32502160), (4, 16251080), (5, 13000864), (8, 8125540), (10, 6500432), (16, 4062770), (19, 3421280), (20, 3250216), (32, 2031385), (38, 1710640), (40, 1625108), (76, 855320), (80, 812554), (95, 684256), (152, 427660), (160, 406277), (190, 342128), (304, 213830), (380, 171064), (608, 106915), (760, 85532), (1520, 42766), (3040, 21383)]