64481550

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:343

約数の個数: 144

約数和(自身を含む): 192701952

約数和(自身を除く): 128220402

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 31, 35, 42, 49, 50, 62, 70, 75, 93, 98, 105, 147, 150, 155, 175, 186, 210, 217, 245, 283, 294, 310, 350, 434, 465, 490, 525, 566, 651, 735, 775, 849, 930, 1050, 1085, 1225, 1302, 1415, 1470, 1519, 1550, 1698, 1981, 2170, 2325, 2450, 2830, 3038, 3255, 3675, 3962, 4245, 4557, 4650, 5425, 5943, 6510, 7075, 7350, 7595, 8490, 8773, 9114, 9905, 10850, 11886, 13867, 14150, 15190, 16275, 17546, 19810, 21225, 22785, 26319, 27734, 29715, 32550, 37975, 41601, 42450, 43865, 45570, 49525, 52638, 59430, 61411, 69335, 75950, 83202, 87730, 99050, 113925, 122822, 131595, 138670, 148575, 184233, 208005, 219325, 227850, 263190, 297150, 307055, 346675, 368466, 416010, 429877, 438650, 614110, 657975, 693350, 859754, 921165, 1040025, 1289631, 1315950, 1535275, 1842330, 2080050, 2149385, 2579262, 3070550, 4298770, 4605825, 6448155, 9211650, 10746925, 12896310, 21493850, 32240775, 64481550]

約数ペア:

[(1, 64481550), (2, 32240775), (3, 21493850), (5, 12896310), (6, 10746925), (7, 9211650), (10, 6448155), (14, 4605825), (15, 4298770), (21, 3070550), (25, 2579262), (30, 2149385), (31, 2080050), (35, 1842330), (42, 1535275), (49, 1315950), (50, 1289631), (62, 1040025), (70, 921165), (75, 859754), (93, 693350), (98, 657975), (105, 614110), (147, 438650), (150, 429877), (155, 416010), (175, 368466), (186, 346675), (210, 307055), (217, 297150), (245, 263190), (283, 227850), (294, 219325), (310, 208005), (350, 184233), (434, 148575), (465, 138670), (490, 131595), (525, 122822), (566, 113925), (651, 99050), (735, 87730), (775, 83202), (849, 75950), (930, 69335), (1050, 61411), (1085, 59430), (1225, 52638), (1302, 49525), (1415, 45570), (1470, 43865), (1519, 42450), (1550, 41601), (1698, 37975), (1981, 32550), (2170, 29715), (2325, 27734), (2450, 26319), (2830, 22785), (3038, 21225), (3255, 19810), (3675, 17546), (3962, 16275), (4245, 15190), (4557, 14150), (4650, 13867), (5425, 11886), (5943, 10850), (6510, 9905), (7075, 9114), (7350, 8773), (7595, 8490)]