40887900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:452

約数の個数: 108

約数和(自身を含む): 129382344

約数和(自身を除く): 88494444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 181, 225, 251, 300, 362, 450, 502, 543, 724, 753, 900, 905, 1004, 1086, 1255, 1506, 1629, 1810, 2172, 2259, 2510, 2715, 3012, 3258, 3620, 3765, 4518, 4525, 5020, 5430, 6275, 6516, 7530, 8145, 9036, 9050, 10860, 11295, 12550, 13575, 15060, 16290, 18100, 18825, 22590, 25100, 27150, 32580, 37650, 40725, 45180, 45431, 54300, 56475, 75300, 81450, 90862, 112950, 136293, 162900, 181724, 225900, 227155, 272586, 408879, 454310, 545172, 681465, 817758, 908620, 1135775, 1362930, 1635516, 2044395, 2271550, 2725860, 3407325, 4088790, 4543100, 6814650, 8177580, 10221975, 13629300, 20443950, 40887900]

約数ペア:

[(1, 40887900), (2, 20443950), (3, 13629300), (4, 10221975), (5, 8177580), (6, 6814650), (9, 4543100), (10, 4088790), (12, 3407325), (15, 2725860), (18, 2271550), (20, 2044395), (25, 1635516), (30, 1362930), (36, 1135775), (45, 908620), (50, 817758), (60, 681465), (75, 545172), (90, 454310), (100, 408879), (150, 272586), (180, 227155), (181, 225900), (225, 181724), (251, 162900), (300, 136293), (362, 112950), (450, 90862), (502, 81450), (543, 75300), (724, 56475), (753, 54300), (900, 45431), (905, 45180), (1004, 40725), (1086, 37650), (1255, 32580), (1506, 27150), (1629, 25100), (1810, 22590), (2172, 18825), (2259, 18100), (2510, 16290), (2715, 15060), (3012, 13575), (3258, 12550), (3620, 11295), (3765, 10860), (4518, 9050), (4525, 9036), (5020, 8145), (5430, 7530), (6275, 6516)]