325287560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{6449}}^1$

素因数の和:6570

約数の個数: 64

約数和(自身を含む): 796446000

約数和(自身を除く): 471158440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 97, 104, 130, 194, 260, 388, 485, 520, 776, 970, 1261, 1940, 2522, 3880, 5044, 6305, 6449, 10088, 12610, 12898, 25220, 25796, 32245, 50440, 51592, 64490, 83837, 128980, 167674, 257960, 335348, 419185, 625553, 670696, 838370, 1251106, 1676740, 2502212, 3127765, 3353480, 5004424, 6255530, 8132189, 12511060, 16264378, 25022120, 32528756, 40660945, 65057512, 81321890, 162643780, 325287560]

約数ペア:

[(1, 325287560), (2, 162643780), (4, 81321890), (5, 65057512), (8, 40660945), (10, 32528756), (13, 25022120), (20, 16264378), (26, 12511060), (40, 8132189), (52, 6255530), (65, 5004424), (97, 3353480), (104, 3127765), (130, 2502212), (194, 1676740), (260, 1251106), (388, 838370), (485, 670696), (520, 625553), (776, 419185), (970, 335348), (1261, 257960), (1940, 167674), (2522, 128980), (3880, 83837), (5044, 64490), (6305, 51592), (6449, 50440), (10088, 32245), (12610, 25796), (12898, 25220)]