64472500

素因数分解:

$2^2\times 5^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:119

約数の個数: 120

約数和(自身を含む): 157055976

約数和(自身を除く): 92583476

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 37, 41, 50, 68, 74, 82, 85, 100, 125, 148, 164, 170, 185, 205, 250, 340, 370, 410, 425, 500, 625, 629, 697, 740, 820, 850, 925, 1025, 1250, 1258, 1394, 1517, 1700, 1850, 2050, 2125, 2500, 2516, 2788, 3034, 3145, 3485, 3700, 4100, 4250, 4625, 5125, 6068, 6290, 6970, 7585, 8500, 9250, 10250, 10625, 12580, 13940, 15170, 15725, 17425, 18500, 20500, 21250, 23125, 25625, 25789, 30340, 31450, 34850, 37925, 42500, 46250, 51250, 51578, 62900, 69700, 75850, 78625, 87125, 92500, 102500, 103156, 128945, 151700, 157250, 174250, 189625, 257890, 314500, 348500, 379250, 393125, 435625, 515780, 644725, 758500, 786250, 871250, 948125, 1289450, 1572500, 1742500, 1896250, 2578900, 3223625, 3792500, 6447250, 12894500, 16118125, 32236250, 64472500]

約数ペア:

[(1, 64472500), (2, 32236250), (4, 16118125), (5, 12894500), (10, 6447250), (17, 3792500), (20, 3223625), (25, 2578900), (34, 1896250), (37, 1742500), (41, 1572500), (50, 1289450), (68, 948125), (74, 871250), (82, 786250), (85, 758500), (100, 644725), (125, 515780), (148, 435625), (164, 393125), (170, 379250), (185, 348500), (205, 314500), (250, 257890), (340, 189625), (370, 174250), (410, 157250), (425, 151700), (500, 128945), (625, 103156), (629, 102500), (697, 92500), (740, 87125), (820, 78625), (850, 75850), (925, 69700), (1025, 62900), (1250, 51578), (1258, 51250), (1394, 46250), (1517, 42500), (1700, 37925), (1850, 34850), (2050, 31450), (2125, 30340), (2500, 25789), (2516, 25625), (2788, 23125), (3034, 21250), (3145, 20500), (3485, 18500), (3700, 17425), (4100, 15725), (4250, 15170), (4625, 13940), (5125, 12580), (6068, 10625), (6290, 10250), (6970, 9250), (7585, 8500)]