20063938900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1283}}^1\times {\mathrm{9199}}^1$

素因数の和:10513

約数の個数: 72

約数和(自身を含む): 46140796800

約数和(自身を除く): 26076857900

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1283, 1700, 2566, 5132, 6415, 9199, 12830, 18398, 21811, 25660, 32075, 36796, 43622, 45995, 64150, 87244, 91990, 109055, 128300, 156383, 183980, 218110, 229975, 312766, 436220, 459950, 545275, 625532, 781915, 919900, 1090550, 1563830, 2181100, 3127660, 3909575, 7819150, 11802317, 15638300, 23604634, 47209268, 59011585, 118023170, 200639389, 236046340, 295057925, 401278778, 590115850, 802557556, 1003196945, 1180231700, 2006393890, 4012787780, 5015984725, 10031969450, 20063938900]

約数ペア:

[(1, 20063938900), (2, 10031969450), (4, 5015984725), (5, 4012787780), (10, 2006393890), (17, 1180231700), (20, 1003196945), (25, 802557556), (34, 590115850), (50, 401278778), (68, 295057925), (85, 236046340), (100, 200639389), (170, 118023170), (340, 59011585), (425, 47209268), (850, 23604634), (1283, 15638300), (1700, 11802317), (2566, 7819150), (5132, 3909575), (6415, 3127660), (9199, 2181100), (12830, 1563830), (18398, 1090550), (21811, 919900), (25660, 781915), (32075, 625532), (36796, 545275), (43622, 459950), (45995, 436220), (64150, 312766), (87244, 229975), (91990, 218110), (109055, 183980), (128300, 156383)]