38784700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 89838000

約数和(自身を除く): 51053300

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 137, 149, 190, 274, 298, 380, 475, 548, 596, 685, 745, 950, 1370, 1490, 1900, 2603, 2740, 2831, 2980, 3425, 3725, 5206, 5662, 6850, 7450, 10412, 11324, 13015, 13700, 14155, 14900, 20413, 26030, 28310, 40826, 52060, 56620, 65075, 70775, 81652, 102065, 130150, 141550, 204130, 260300, 283100, 387847, 408260, 510325, 775694, 1020650, 1551388, 1939235, 2041300, 3878470, 7756940, 9696175, 19392350, 38784700]

約数ペア:

[(1, 38784700), (2, 19392350), (4, 9696175), (5, 7756940), (10, 3878470), (19, 2041300), (20, 1939235), (25, 1551388), (38, 1020650), (50, 775694), (76, 510325), (95, 408260), (100, 387847), (137, 283100), (149, 260300), (190, 204130), (274, 141550), (298, 130150), (380, 102065), (475, 81652), (548, 70775), (596, 65075), (685, 56620), (745, 52060), (950, 40826), (1370, 28310), (1490, 26030), (1900, 20413), (2603, 14900), (2740, 14155), (2831, 13700), (2980, 13015), (3425, 11324), (3725, 10412), (5206, 7450), (5662, 6850)]