978889210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{1061}}^1$

素因数の和:1279

約数の個数: 64

約数和(自身を含む): 1952584704

約数和(自身を除く): 973695494

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 151, 235, 302, 470, 611, 755, 1061, 1222, 1510, 1963, 2122, 3055, 3926, 5305, 6110, 7097, 9815, 10610, 13793, 14194, 19630, 27586, 35485, 49867, 68965, 70970, 92261, 99734, 137930, 160211, 184522, 249335, 320422, 461305, 498670, 648271, 801055, 922610, 1296542, 1602110, 2082743, 3241355, 4165486, 6482710, 7529917, 10413715, 15059834, 20827430, 37649585, 75299170, 97888921, 195777842, 489444605, 978889210]

約数ペア:

[(1, 978889210), (2, 489444605), (5, 195777842), (10, 97888921), (13, 75299170), (26, 37649585), (47, 20827430), (65, 15059834), (94, 10413715), (130, 7529917), (151, 6482710), (235, 4165486), (302, 3241355), (470, 2082743), (611, 1602110), (755, 1296542), (1061, 922610), (1222, 801055), (1510, 648271), (1963, 498670), (2122, 461305), (3055, 320422), (3926, 249335), (5305, 184522), (6110, 160211), (7097, 137930), (9815, 99734), (10610, 92261), (13793, 70970), (14194, 68965), (19630, 49867), (27586, 35485)]