154913200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^3$

素因数の和:124

約数の個数: 120

約数和(自身を含む): 414167936

約数和(自身を除く): 259254736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 200, 208, 248, 260, 310, 325, 400, 403, 496, 520, 620, 650, 775, 806, 961, 1040, 1240, 1300, 1550, 1612, 1922, 2015, 2480, 2600, 3100, 3224, 3844, 4030, 4805, 5200, 6200, 6448, 7688, 8060, 9610, 10075, 12400, 12493, 15376, 16120, 19220, 20150, 24025, 24986, 29791, 32240, 38440, 40300, 48050, 49972, 59582, 62465, 76880, 80600, 96100, 99944, 119164, 124930, 148955, 161200, 192200, 199888, 238328, 249860, 297910, 312325, 384400, 387283, 476656, 499720, 595820, 624650, 744775, 774566, 999440, 1191640, 1249300, 1489550, 1549132, 1936415, 2383280, 2498600, 2979100, 3098264, 3872830, 4997200, 5958200, 6196528, 7745660, 9682075, 11916400, 15491320, 19364150, 30982640, 38728300, 77456600, 154913200]

約数ペア:

[(1, 154913200), (2, 77456600), (4, 38728300), (5, 30982640), (8, 19364150), (10, 15491320), (13, 11916400), (16, 9682075), (20, 7745660), (25, 6196528), (26, 5958200), (31, 4997200), (40, 3872830), (50, 3098264), (52, 2979100), (62, 2498600), (65, 2383280), (80, 1936415), (100, 1549132), (104, 1489550), (124, 1249300), (130, 1191640), (155, 999440), (200, 774566), (208, 744775), (248, 624650), (260, 595820), (310, 499720), (325, 476656), (400, 387283), (403, 384400), (496, 312325), (520, 297910), (620, 249860), (650, 238328), (775, 199888), (806, 192200), (961, 161200), (1040, 148955), (1240, 124930), (1300, 119164), (1550, 99944), (1612, 96100), (1922, 80600), (2015, 76880), (2480, 62465), (2600, 59582), (3100, 49972), (3224, 48050), (3844, 40300), (4030, 38440), (4805, 32240), (5200, 29791), (6200, 24986), (6448, 24025), (7688, 20150), (8060, 19220), (9610, 16120), (10075, 15376), (12400, 12493)]