209773669880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{75629}}^1\times {\mathrm{4079}}^1$

素因数の和:79736

約数の個数: 64

約数和(自身を含む): 499884048000

約数和(自身を除く): 290110378120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 4079, 8158, 16316, 20395, 32632, 40790, 69343, 75629, 81580, 138686, 151258, 163160, 277372, 302516, 346715, 378145, 554744, 605032, 693430, 756290, 1285693, 1386860, 1512580, 2571386, 2773720, 3025160, 5142772, 6428465, 10285544, 12856930, 25713860, 51427720, 308490691, 616981382, 1233962764, 1542453455, 2467925528, 3084906910, 5244341747, 6169813820, 10488683494, 12339627640, 20977366988, 26221708735, 41954733976, 52443417470, 104886834940, 209773669880]

約数ペア:

[(1, 209773669880), (2, 104886834940), (4, 52443417470), (5, 41954733976), (8, 26221708735), (10, 20977366988), (17, 12339627640), (20, 10488683494), (34, 6169813820), (40, 5244341747), (68, 3084906910), (85, 2467925528), (136, 1542453455), (170, 1233962764), (340, 616981382), (680, 308490691), (4079, 51427720), (8158, 25713860), (16316, 12856930), (20395, 10285544), (32632, 6428465), (40790, 5142772), (69343, 3025160), (75629, 2773720), (81580, 2571386), (138686, 1512580), (151258, 1386860), (163160, 1285693), (277372, 756290), (302516, 693430), (346715, 605032), (378145, 554744)]