80854890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:224

約数の個数: 128

約数和(自身を含む): 219843072

約数和(自身を除く): 138988182

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 23, 30, 34, 46, 51, 61, 69, 85, 102, 113, 115, 122, 138, 170, 183, 226, 230, 255, 305, 339, 345, 366, 391, 510, 565, 610, 678, 690, 782, 915, 1037, 1130, 1173, 1403, 1695, 1830, 1921, 1955, 2074, 2346, 2599, 2806, 3111, 3390, 3842, 3910, 4209, 5185, 5198, 5763, 5865, 6222, 6893, 7015, 7797, 8418, 9605, 10370, 11526, 11730, 12995, 13786, 14030, 15555, 15594, 19210, 20679, 21045, 23851, 25990, 28815, 31110, 34465, 38985, 41358, 42090, 44183, 47702, 57630, 68930, 71553, 77970, 88366, 103395, 117181, 119255, 132549, 143106, 158539, 206790, 220915, 234362, 238510, 265098, 317078, 351543, 357765, 441830, 475617, 585905, 662745, 703086, 715530, 792695, 951234, 1171810, 1325490, 1585390, 1757715, 2378085, 2695163, 3515430, 4756170, 5390326, 8085489, 13475815, 16170978, 26951630, 40427445, 80854890]

約数ペア:

[(1, 80854890), (2, 40427445), (3, 26951630), (5, 16170978), (6, 13475815), (10, 8085489), (15, 5390326), (17, 4756170), (23, 3515430), (30, 2695163), (34, 2378085), (46, 1757715), (51, 1585390), (61, 1325490), (69, 1171810), (85, 951234), (102, 792695), (113, 715530), (115, 703086), (122, 662745), (138, 585905), (170, 475617), (183, 441830), (226, 357765), (230, 351543), (255, 317078), (305, 265098), (339, 238510), (345, 234362), (366, 220915), (391, 206790), (510, 158539), (565, 143106), (610, 132549), (678, 119255), (690, 117181), (782, 103395), (915, 88366), (1037, 77970), (1130, 71553), (1173, 68930), (1403, 57630), (1695, 47702), (1830, 44183), (1921, 42090), (1955, 41358), (2074, 38985), (2346, 34465), (2599, 31110), (2806, 28815), (3111, 25990), (3390, 23851), (3842, 21045), (3910, 20679), (4209, 19210), (5185, 15594), (5198, 15555), (5763, 14030), (5865, 13786), (6222, 12995), (6893, 11730), (7015, 11526), (7797, 10370), (8418, 9605)]