65432320

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:166

約数の個数: 144

約数和(自身を含む): 173069568

約数和(自身を除く): 107637248

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 97, 124, 128, 136, 155, 160, 170, 194, 248, 256, 272, 310, 320, 340, 388, 485, 496, 527, 544, 620, 640, 680, 776, 970, 992, 1054, 1088, 1240, 1280, 1360, 1552, 1649, 1940, 1984, 2108, 2176, 2480, 2635, 2720, 3007, 3104, 3298, 3880, 3968, 4216, 4352, 4960, 5270, 5440, 6014, 6208, 6596, 7760, 7936, 8245, 8432, 9920, 10540, 10880, 12028, 12416, 13192, 15035, 15520, 16490, 16864, 19840, 21080, 21760, 24056, 24832, 26384, 30070, 31040, 32980, 33728, 39680, 42160, 48112, 51119, 52768, 60140, 62080, 65960, 67456, 84320, 96224, 102238, 105536, 120280, 124160, 131920, 134912, 168640, 192448, 204476, 211072, 240560, 255595, 263840, 337280, 384896, 408952, 422144, 481120, 511190, 527680, 674560, 769792, 817904, 962240, 1022380, 1055360, 1635808, 1924480, 2044760, 2110720, 3271616, 3848960, 4089520, 6543232, 8179040, 13086464, 16358080, 32716160, 65432320]

約数ペア:

[(1, 65432320), (2, 32716160), (4, 16358080), (5, 13086464), (8, 8179040), (10, 6543232), (16, 4089520), (17, 3848960), (20, 3271616), (31, 2110720), (32, 2044760), (34, 1924480), (40, 1635808), (62, 1055360), (64, 1022380), (68, 962240), (80, 817904), (85, 769792), (97, 674560), (124, 527680), (128, 511190), (136, 481120), (155, 422144), (160, 408952), (170, 384896), (194, 337280), (248, 263840), (256, 255595), (272, 240560), (310, 211072), (320, 204476), (340, 192448), (388, 168640), (485, 134912), (496, 131920), (527, 124160), (544, 120280), (620, 105536), (640, 102238), (680, 96224), (776, 84320), (970, 67456), (992, 65960), (1054, 62080), (1088, 60140), (1240, 52768), (1280, 51119), (1360, 48112), (1552, 42160), (1649, 39680), (1940, 33728), (1984, 32980), (2108, 31040), (2176, 30070), (2480, 26384), (2635, 24832), (2720, 24056), (3007, 21760), (3104, 21080), (3298, 19840), (3880, 16864), (3968, 16490), (4216, 15520), (4352, 15035), (4960, 13192), (5270, 12416), (5440, 12028), (6014, 10880), (6208, 10540), (6596, 9920), (7760, 8432), (7936, 8245)]