16281200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:163

約数の個数: 120

約数和(自身を含む): 43913856

約数和(自身を除く): 27632656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 40, 50, 52, 62, 65, 80, 100, 101, 104, 124, 130, 155, 200, 202, 208, 248, 260, 310, 325, 400, 403, 404, 496, 505, 520, 620, 650, 775, 806, 808, 1010, 1040, 1240, 1300, 1313, 1550, 1612, 1616, 2015, 2020, 2480, 2525, 2600, 2626, 3100, 3131, 3224, 4030, 4040, 5050, 5200, 5252, 6200, 6262, 6448, 6565, 8060, 8080, 10075, 10100, 10504, 12400, 12524, 13130, 15655, 16120, 20150, 20200, 21008, 25048, 26260, 31310, 32240, 32825, 40300, 40400, 40703, 50096, 52520, 62620, 65650, 78275, 80600, 81406, 105040, 125240, 131300, 156550, 161200, 162812, 203515, 250480, 262600, 313100, 325624, 407030, 525200, 626200, 651248, 814060, 1017575, 1252400, 1628120, 2035150, 3256240, 4070300, 8140600, 16281200]

約数ペア:

[(1, 16281200), (2, 8140600), (4, 4070300), (5, 3256240), (8, 2035150), (10, 1628120), (13, 1252400), (16, 1017575), (20, 814060), (25, 651248), (26, 626200), (31, 525200), (40, 407030), (50, 325624), (52, 313100), (62, 262600), (65, 250480), (80, 203515), (100, 162812), (101, 161200), (104, 156550), (124, 131300), (130, 125240), (155, 105040), (200, 81406), (202, 80600), (208, 78275), (248, 65650), (260, 62620), (310, 52520), (325, 50096), (400, 40703), (403, 40400), (404, 40300), (496, 32825), (505, 32240), (520, 31310), (620, 26260), (650, 25048), (775, 21008), (806, 20200), (808, 20150), (1010, 16120), (1040, 15655), (1240, 13130), (1300, 12524), (1313, 12400), (1550, 10504), (1612, 10100), (1616, 10075), (2015, 8080), (2020, 8060), (2480, 6565), (2525, 6448), (2600, 6262), (2626, 6200), (3100, 5252), (3131, 5200), (3224, 5050), (4030, 4040)]