64064960

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:334

約数の個数: 112

約数和(自身を含む): 165140640

約数和(自身を除く): 101075680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 41, 64, 76, 80, 82, 95, 152, 160, 164, 190, 205, 257, 304, 320, 328, 380, 410, 514, 608, 656, 760, 779, 820, 1028, 1216, 1285, 1312, 1520, 1558, 1640, 2056, 2570, 2624, 3040, 3116, 3280, 3895, 4112, 4883, 5140, 6080, 6232, 6560, 7790, 8224, 9766, 10280, 10537, 12464, 13120, 15580, 16448, 19532, 20560, 21074, 24415, 24928, 31160, 39064, 41120, 42148, 48830, 49856, 52685, 62320, 78128, 82240, 84296, 97660, 105370, 124640, 156256, 168592, 195320, 200203, 210740, 249280, 312512, 337184, 390640, 400406, 421480, 674368, 781280, 800812, 842960, 1001015, 1562560, 1601624, 1685920, 2002030, 3203248, 3371840, 4004060, 6406496, 8008120, 12812992, 16016240, 32032480, 64064960]

約数ペア:

[(1, 64064960), (2, 32032480), (4, 16016240), (5, 12812992), (8, 8008120), (10, 6406496), (16, 4004060), (19, 3371840), (20, 3203248), (32, 2002030), (38, 1685920), (40, 1601624), (41, 1562560), (64, 1001015), (76, 842960), (80, 800812), (82, 781280), (95, 674368), (152, 421480), (160, 400406), (164, 390640), (190, 337184), (205, 312512), (257, 249280), (304, 210740), (320, 200203), (328, 195320), (380, 168592), (410, 156256), (514, 124640), (608, 105370), (656, 97660), (760, 84296), (779, 82240), (820, 78128), (1028, 62320), (1216, 52685), (1285, 49856), (1312, 48830), (1520, 42148), (1558, 41120), (1640, 39064), (2056, 31160), (2570, 24928), (2624, 24415), (3040, 21074), (3116, 20560), (3280, 19532), (3895, 16448), (4112, 15580), (4883, 13120), (5140, 12464), (6080, 10537), (6232, 10280), (6560, 9766), (7790, 8224)]