65435720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:327

約数の個数: 128

約数和(自身を含む): 181958400

約数和(自身を除く): 116522680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 59, 68, 70, 85, 118, 119, 136, 140, 170, 233, 236, 238, 280, 295, 340, 413, 466, 472, 476, 590, 595, 680, 826, 932, 952, 1003, 1165, 1180, 1190, 1631, 1652, 1864, 2006, 2065, 2330, 2360, 2380, 3262, 3304, 3961, 4012, 4130, 4660, 4760, 5015, 6524, 7021, 7922, 8024, 8155, 8260, 9320, 10030, 13048, 13747, 14042, 15844, 16310, 16520, 19805, 20060, 27494, 27727, 28084, 31688, 32620, 35105, 39610, 40120, 54988, 55454, 56168, 65240, 68735, 70210, 79220, 96229, 109976, 110908, 137470, 138635, 140420, 158440, 192458, 221816, 233699, 274940, 277270, 280840, 384916, 467398, 481145, 549880, 554540, 769832, 934796, 962290, 1109080, 1168495, 1635893, 1869592, 1924580, 2336990, 3271786, 3849160, 4673980, 6543572, 8179465, 9347960, 13087144, 16358930, 32717860, 65435720]

約数ペア:

[(1, 65435720), (2, 32717860), (4, 16358930), (5, 13087144), (7, 9347960), (8, 8179465), (10, 6543572), (14, 4673980), (17, 3849160), (20, 3271786), (28, 2336990), (34, 1924580), (35, 1869592), (40, 1635893), (56, 1168495), (59, 1109080), (68, 962290), (70, 934796), (85, 769832), (118, 554540), (119, 549880), (136, 481145), (140, 467398), (170, 384916), (233, 280840), (236, 277270), (238, 274940), (280, 233699), (295, 221816), (340, 192458), (413, 158440), (466, 140420), (472, 138635), (476, 137470), (590, 110908), (595, 109976), (680, 96229), (826, 79220), (932, 70210), (952, 68735), (1003, 65240), (1165, 56168), (1180, 55454), (1190, 54988), (1631, 40120), (1652, 39610), (1864, 35105), (2006, 32620), (2065, 31688), (2330, 28084), (2360, 27727), (2380, 27494), (3262, 20060), (3304, 19805), (3961, 16520), (4012, 16310), (4130, 15844), (4660, 14042), (4760, 13747), (5015, 13048), (6524, 10030), (7021, 9320), (7922, 8260), (8024, 8155)]