28696103680

素因数分解:

$2^8\times 5^1\times {\mathrm{3583}}^1\times {\mathrm{6257}}^1$

素因数の和:9861

約数の個数: 72

約数和(自身を含む): 68766308352

約数和(自身を除く): 40070204672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 3583, 6257, 7166, 12514, 14332, 17915, 25028, 28664, 31285, 35830, 50056, 57328, 62570, 71660, 100112, 114656, 125140, 143320, 200224, 229312, 250280, 286640, 400448, 458624, 500560, 573280, 800896, 917248, 1001120, 1146560, 1601792, 2002240, 2293120, 4004480, 4586240, 8008960, 22418831, 44837662, 89675324, 112094155, 179350648, 224188310, 358701296, 448376620, 717402592, 896753240, 1434805184, 1793506480, 2869610368, 3587012960, 5739220736, 7174025920, 14348051840, 28696103680]

約数ペア:

[(1, 28696103680), (2, 14348051840), (4, 7174025920), (5, 5739220736), (8, 3587012960), (10, 2869610368), (16, 1793506480), (20, 1434805184), (32, 896753240), (40, 717402592), (64, 448376620), (80, 358701296), (128, 224188310), (160, 179350648), (256, 112094155), (320, 89675324), (640, 44837662), (1280, 22418831), (3583, 8008960), (6257, 4586240), (7166, 4004480), (12514, 2293120), (14332, 2002240), (17915, 1601792), (25028, 1146560), (28664, 1001120), (31285, 917248), (35830, 800896), (50056, 573280), (57328, 500560), (62570, 458624), (71660, 400448), (100112, 286640), (114656, 250280), (125140, 229312), (143320, 200224)]