166469780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:473

約数の個数: 72

約数和(自身を含む): 376917408

約数和(自身を除く): 210447628

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 289, 332, 340, 347, 415, 578, 694, 830, 1156, 1388, 1411, 1445, 1660, 1735, 2822, 2890, 3470, 5644, 5780, 5899, 6940, 7055, 11798, 14110, 23596, 23987, 28220, 28801, 29495, 47974, 57602, 58990, 95948, 100283, 115204, 117980, 119935, 144005, 200566, 239870, 288010, 401132, 479740, 489617, 501415, 576020, 979234, 1002830, 1958468, 2005660, 2448085, 4896170, 8323489, 9792340, 16646978, 33293956, 41617445, 83234890, 166469780]

約数ペア:

[(1, 166469780), (2, 83234890), (4, 41617445), (5, 33293956), (10, 16646978), (17, 9792340), (20, 8323489), (34, 4896170), (68, 2448085), (83, 2005660), (85, 1958468), (166, 1002830), (170, 979234), (289, 576020), (332, 501415), (340, 489617), (347, 479740), (415, 401132), (578, 288010), (694, 239870), (830, 200566), (1156, 144005), (1388, 119935), (1411, 117980), (1445, 115204), (1660, 100283), (1735, 95948), (2822, 58990), (2890, 57602), (3470, 47974), (5644, 29495), (5780, 28801), (5899, 28220), (6940, 23987), (7055, 23596), (11798, 14110)]