20165647250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1\times {\mathrm{739}}^1$

素因数の和:1297

約数の個数: 128

約数和(自身を含む): 44683591680

約数和(自身を除く): 24517944430

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 125, 155, 175, 217, 250, 310, 350, 434, 503, 739, 775, 875, 1006, 1085, 1478, 1550, 1750, 2170, 2515, 3521, 3695, 3875, 5030, 5173, 5425, 7042, 7390, 7750, 10346, 10850, 12575, 15593, 17605, 18475, 22909, 25150, 25865, 27125, 31186, 35210, 36950, 45818, 51730, 54250, 62875, 77965, 88025, 92375, 109151, 114545, 125750, 129325, 155930, 160363, 176050, 184750, 218302, 229090, 258650, 320726, 371717, 389825, 440125, 545755, 572725, 646625, 743434, 779650, 801815, 880250, 1091510, 1145450, 1293250, 1603630, 1858585, 1949125, 2602019, 2728775, 2863625, 3717170, 3898250, 4009075, 5204038, 5457550, 5727250, 8018150, 9292925, 11523227, 13010095, 13643875, 18585850, 20045375, 23046454, 26020190, 27287750, 40090750, 46464625, 57616135, 65050475, 80662589, 92929250, 115232270, 130100950, 161325178, 288080675, 325252375, 403312945, 576161350, 650504750, 806625890, 1440403375, 2016564725, 2880806750, 4033129450, 10082823625, 20165647250]

約数ペア:

[(1, 20165647250), (2, 10082823625), (5, 4033129450), (7, 2880806750), (10, 2016564725), (14, 1440403375), (25, 806625890), (31, 650504750), (35, 576161350), (50, 403312945), (62, 325252375), (70, 288080675), (125, 161325178), (155, 130100950), (175, 115232270), (217, 92929250), (250, 80662589), (310, 65050475), (350, 57616135), (434, 46464625), (503, 40090750), (739, 27287750), (775, 26020190), (875, 23046454), (1006, 20045375), (1085, 18585850), (1478, 13643875), (1550, 13010095), (1750, 11523227), (2170, 9292925), (2515, 8018150), (3521, 5727250), (3695, 5457550), (3875, 5204038), (5030, 4009075), (5173, 3898250), (5425, 3717170), (7042, 2863625), (7390, 2728775), (7750, 2602019), (10346, 1949125), (10850, 1858585), (12575, 1603630), (15593, 1293250), (17605, 1145450), (18475, 1091510), (22909, 880250), (25150, 801815), (25865, 779650), (27125, 743434), (31186, 646625), (35210, 572725), (36950, 545755), (45818, 440125), (51730, 389825), (54250, 371717), (62875, 320726), (77965, 258650), (88025, 229090), (92375, 218302), (109151, 184750), (114545, 176050), (125750, 160363), (129325, 155930)]