2505919968

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{280681}}^1$

素因数の和:280728

約数の個数: 72

約数和(自身を含む): 7356113856

約数和(自身を除く): 4850193888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 280681, 561362, 842043, 1122724, 1684086, 2245448, 2526129, 3368172, 4490896, 5052258, 6736344, 8701111, 8981792, 10104516, 13472688, 17402222, 20209032, 26103333, 26945376, 34804444, 40418064, 52206666, 69608888, 78309999, 80836128, 104413332, 139217776, 156619998, 208826664, 278435552, 313239996, 417653328, 626479992, 835306656, 1252959984, 2505919968]

約数ペア:

[(1, 2505919968), (2, 1252959984), (3, 835306656), (4, 626479992), (6, 417653328), (8, 313239996), (9, 278435552), (12, 208826664), (16, 156619998), (18, 139217776), (24, 104413332), (31, 80836128), (32, 78309999), (36, 69608888), (48, 52206666), (62, 40418064), (72, 34804444), (93, 26945376), (96, 26103333), (124, 20209032), (144, 17402222), (186, 13472688), (248, 10104516), (279, 8981792), (288, 8701111), (372, 6736344), (496, 5052258), (558, 4490896), (744, 3368172), (992, 2526129), (1116, 2245448), (1488, 1684086), (2232, 1122724), (2976, 842043), (4464, 561362), (8928, 280681)]