156953173240

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{653}}^1\times {\mathrm{98507}}^1$

素因数の和:99232

約数の個数: 64

約数和(自身を含む): 359487214560

約数和(自身を除く): 202534041320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 653, 1220, 1306, 2440, 2612, 3265, 5224, 6530, 13060, 26120, 39833, 79666, 98507, 159332, 197014, 199165, 318664, 394028, 398330, 492535, 788056, 796660, 985070, 1593320, 1970140, 3940280, 6008927, 12017854, 24035708, 30044635, 48071416, 60089270, 64325071, 120178540, 128650142, 240357080, 257300284, 321625355, 514600568, 643250710, 1286501420, 2573002840, 3923829331, 7847658662, 15695317324, 19619146655, 31390634648, 39238293310, 78476586620, 156953173240]

約数ペア:

[(1, 156953173240), (2, 78476586620), (4, 39238293310), (5, 31390634648), (8, 19619146655), (10, 15695317324), (20, 7847658662), (40, 3923829331), (61, 2573002840), (122, 1286501420), (244, 643250710), (305, 514600568), (488, 321625355), (610, 257300284), (653, 240357080), (1220, 128650142), (1306, 120178540), (2440, 64325071), (2612, 60089270), (3265, 48071416), (5224, 30044635), (6530, 24035708), (13060, 12017854), (26120, 6008927), (39833, 3940280), (79666, 1970140), (98507, 1593320), (159332, 985070), (197014, 796660), (199165, 788056), (318664, 492535), (394028, 398330)]