64959975

素因数分解:

$3^5\times 5^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1$

素因数の和:96

約数の個数: 108

約数和(自身を含む): 131639144

約数和(自身を除く): 66679169

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 37, 45, 51, 75, 81, 85, 111, 135, 153, 185, 225, 243, 255, 289, 333, 405, 425, 459, 555, 629, 675, 765, 867, 925, 999, 1215, 1275, 1377, 1445, 1665, 1887, 2025, 2295, 2601, 2775, 2997, 3145, 3825, 4131, 4335, 4995, 5661, 6075, 6885, 7225, 7803, 8325, 8991, 9435, 10693, 11475, 13005, 14985, 15725, 16983, 20655, 21675, 23409, 24975, 28305, 32079, 34425, 39015, 44955, 47175, 50949, 53465, 65025, 70227, 74925, 84915, 96237, 103275, 117045, 141525, 152847, 160395, 195075, 224775, 254745, 267325, 288711, 351135, 424575, 481185, 585225, 764235, 801975, 866133, 1273725, 1443555, 1755675, 2405925, 2598399, 3821175, 4330665, 7217775, 12991995, 21653325, 64959975]

約数ペア:

[(1, 64959975), (3, 21653325), (5, 12991995), (9, 7217775), (15, 4330665), (17, 3821175), (25, 2598399), (27, 2405925), (37, 1755675), (45, 1443555), (51, 1273725), (75, 866133), (81, 801975), (85, 764235), (111, 585225), (135, 481185), (153, 424575), (185, 351135), (225, 288711), (243, 267325), (255, 254745), (289, 224775), (333, 195075), (405, 160395), (425, 152847), (459, 141525), (555, 117045), (629, 103275), (675, 96237), (765, 84915), (867, 74925), (925, 70227), (999, 65025), (1215, 53465), (1275, 50949), (1377, 47175), (1445, 44955), (1665, 39015), (1887, 34425), (2025, 32079), (2295, 28305), (2601, 24975), (2775, 23409), (2997, 21675), (3145, 20655), (3825, 16983), (4131, 15725), (4335, 14985), (4995, 13005), (5661, 11475), (6075, 10693), (6885, 9435), (7225, 8991), (7803, 8325)]