25983990

素因数分解:

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

素因数の和:93

約数の個数: 144

約数和(自身を含む): 76435632

約数和(自身を除く): 50451642

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 37, 45, 51, 54, 74, 81, 85, 90, 102, 111, 135, 153, 162, 170, 185, 222, 243, 255, 270, 289, 306, 333, 370, 405, 459, 486, 510, 555, 578, 629, 666, 765, 810, 867, 918, 999, 1110, 1215, 1258, 1377, 1445, 1530, 1665, 1734, 1887, 1998, 2295, 2430, 2601, 2754, 2890, 2997, 3145, 3330, 3774, 4131, 4335, 4590, 4995, 5202, 5661, 5994, 6290, 6885, 7803, 8262, 8670, 8991, 9435, 9990, 10693, 11322, 13005, 13770, 14985, 15606, 16983, 17982, 18870, 20655, 21386, 23409, 26010, 28305, 29970, 32079, 33966, 39015, 41310, 44955, 46818, 50949, 53465, 56610, 64158, 70227, 78030, 84915, 89910, 96237, 101898, 106930, 117045, 140454, 152847, 160395, 169830, 192474, 234090, 254745, 288711, 305694, 320790, 351135, 481185, 509490, 577422, 702270, 764235, 866133, 962370, 1443555, 1528470, 1732266, 2598399, 2887110, 4330665, 5196798, 8661330, 12991995, 25983990]

約数ペア:

[(1, 25983990), (2, 12991995), (3, 8661330), (5, 5196798), (6, 4330665), (9, 2887110), (10, 2598399), (15, 1732266), (17, 1528470), (18, 1443555), (27, 962370), (30, 866133), (34, 764235), (37, 702270), (45, 577422), (51, 509490), (54, 481185), (74, 351135), (81, 320790), (85, 305694), (90, 288711), (102, 254745), (111, 234090), (135, 192474), (153, 169830), (162, 160395), (170, 152847), (185, 140454), (222, 117045), (243, 106930), (255, 101898), (270, 96237), (289, 89910), (306, 84915), (333, 78030), (370, 70227), (405, 64158), (459, 56610), (486, 53465), (510, 50949), (555, 46818), (578, 44955), (629, 41310), (666, 39015), (765, 33966), (810, 32079), (867, 29970), (918, 28305), (999, 26010), (1110, 23409), (1215, 21386), (1258, 20655), (1377, 18870), (1445, 17982), (1530, 16983), (1665, 15606), (1734, 14985), (1887, 13770), (1998, 13005), (2295, 11322), (2430, 10693), (2601, 9990), (2754, 9435), (2890, 8991), (2997, 8670), (3145, 8262), (3330, 7803), (3774, 6885), (4131, 6290), (4335, 5994), (4590, 5661), (4995, 5202)]