40970000

素因数分解:

$2^4\times 5^4\times {\mathrm{17}}^1\times {\mathrm{241}}^1$

素因数の和:286

約数の個数: 100

約数和(自身を含む): 105463116

約数和(自身を除く): 64493116

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 125, 136, 170, 200, 241, 250, 272, 340, 400, 425, 482, 500, 625, 680, 850, 964, 1000, 1205, 1250, 1360, 1700, 1928, 2000, 2125, 2410, 2500, 3400, 3856, 4097, 4250, 4820, 5000, 6025, 6800, 8194, 8500, 9640, 10000, 10625, 12050, 16388, 17000, 19280, 20485, 21250, 24100, 30125, 32776, 34000, 40970, 42500, 48200, 60250, 65552, 81940, 85000, 96400, 102425, 120500, 150625, 163880, 170000, 204850, 241000, 301250, 327760, 409700, 482000, 512125, 602500, 819400, 1024250, 1205000, 1638800, 2048500, 2410000, 2560625, 4097000, 5121250, 8194000, 10242500, 20485000, 40970000]

約数ペア:

[(1, 40970000), (2, 20485000), (4, 10242500), (5, 8194000), (8, 5121250), (10, 4097000), (16, 2560625), (17, 2410000), (20, 2048500), (25, 1638800), (34, 1205000), (40, 1024250), (50, 819400), (68, 602500), (80, 512125), (85, 482000), (100, 409700), (125, 327760), (136, 301250), (170, 241000), (200, 204850), (241, 170000), (250, 163880), (272, 150625), (340, 120500), (400, 102425), (425, 96400), (482, 85000), (500, 81940), (625, 65552), (680, 60250), (850, 48200), (964, 42500), (1000, 40970), (1205, 34000), (1250, 32776), (1360, 30125), (1700, 24100), (1928, 21250), (2000, 20485), (2125, 19280), (2410, 17000), (2500, 16388), (3400, 12050), (3856, 10625), (4097, 10000), (4250, 9640), (4820, 8500), (5000, 8194), (6025, 6800)]