77234540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:195

約数の個数: 96

約数和(自身を含む): 178113600

約数和(自身を除く): 100879060

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 59, 61, 74, 116, 118, 122, 145, 148, 185, 236, 244, 290, 295, 305, 370, 580, 590, 610, 740, 1073, 1180, 1220, 1711, 1769, 2146, 2183, 2257, 3422, 3538, 3599, 4292, 4366, 4514, 5365, 6844, 7076, 7198, 8555, 8732, 8845, 9028, 10730, 10915, 11285, 14396, 17110, 17690, 17995, 21460, 21830, 22570, 34220, 35380, 35990, 43660, 45140, 63307, 65453, 71980, 104371, 126614, 130906, 133163, 208742, 253228, 261812, 266326, 316535, 327265, 417484, 521855, 532652, 633070, 654530, 665815, 1043710, 1266140, 1309060, 1331630, 2087420, 2663260, 3861727, 7723454, 15446908, 19308635, 38617270, 77234540]

約数ペア:

[(1, 77234540), (2, 38617270), (4, 19308635), (5, 15446908), (10, 7723454), (20, 3861727), (29, 2663260), (37, 2087420), (58, 1331630), (59, 1309060), (61, 1266140), (74, 1043710), (116, 665815), (118, 654530), (122, 633070), (145, 532652), (148, 521855), (185, 417484), (236, 327265), (244, 316535), (290, 266326), (295, 261812), (305, 253228), (370, 208742), (580, 133163), (590, 130906), (610, 126614), (740, 104371), (1073, 71980), (1180, 65453), (1220, 63307), (1711, 45140), (1769, 43660), (2146, 35990), (2183, 35380), (2257, 34220), (3422, 22570), (3538, 21830), (3599, 21460), (4292, 17995), (4366, 17690), (4514, 17110), (5365, 14396), (6844, 11285), (7076, 10915), (7198, 10730), (8555, 9028), (8732, 8845)]