51371250

素因数分解:

$2^1\times 3^1\times 5^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:154

約数の個数: 160

約数和(自身を含む): 155950080

約数和(自身を除く): 104578830

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 25, 30, 35, 38, 42, 50, 57, 70, 75, 95, 103, 105, 114, 125, 133, 150, 175, 190, 206, 210, 250, 266, 285, 309, 350, 375, 399, 475, 515, 525, 570, 618, 625, 665, 721, 750, 798, 875, 950, 1030, 1050, 1250, 1330, 1425, 1442, 1545, 1750, 1875, 1957, 1995, 2163, 2375, 2575, 2625, 2850, 3090, 3325, 3605, 3750, 3914, 3990, 4326, 4375, 4750, 5150, 5250, 5871, 6650, 7125, 7210, 7725, 8750, 9785, 9975, 10815, 11742, 11875, 12875, 13125, 13699, 14250, 15450, 16625, 18025, 19570, 19950, 21630, 23750, 25750, 26250, 27398, 29355, 33250, 35625, 36050, 38625, 41097, 48925, 49875, 54075, 58710, 64375, 68495, 71250, 77250, 82194, 83125, 90125, 97850, 99750, 108150, 128750, 136990, 146775, 166250, 180250, 193125, 205485, 244625, 249375, 270375, 293550, 342475, 386250, 410970, 450625, 489250, 498750, 540750, 684950, 733875, 901250, 1027425, 1223125, 1351875, 1467750, 1712375, 2054850, 2446250, 2703750, 3424750, 3669375, 5137125, 7338750, 8561875, 10274250, 17123750, 25685625, 51371250]

約数ペア:

[(1, 51371250), (2, 25685625), (3, 17123750), (5, 10274250), (6, 8561875), (7, 7338750), (10, 5137125), (14, 3669375), (15, 3424750), (19, 2703750), (21, 2446250), (25, 2054850), (30, 1712375), (35, 1467750), (38, 1351875), (42, 1223125), (50, 1027425), (57, 901250), (70, 733875), (75, 684950), (95, 540750), (103, 498750), (105, 489250), (114, 450625), (125, 410970), (133, 386250), (150, 342475), (175, 293550), (190, 270375), (206, 249375), (210, 244625), (250, 205485), (266, 193125), (285, 180250), (309, 166250), (350, 146775), (375, 136990), (399, 128750), (475, 108150), (515, 99750), (525, 97850), (570, 90125), (618, 83125), (625, 82194), (665, 77250), (721, 71250), (750, 68495), (798, 64375), (875, 58710), (950, 54075), (1030, 49875), (1050, 48925), (1250, 41097), (1330, 38625), (1425, 36050), (1442, 35625), (1545, 33250), (1750, 29355), (1875, 27398), (1957, 26250), (1995, 25750), (2163, 23750), (2375, 21630), (2575, 19950), (2625, 19570), (2850, 18025), (3090, 16625), (3325, 15450), (3605, 14250), (3750, 13699), (3914, 13125), (3990, 12875), (4326, 11875), (4375, 11742), (4750, 10815), (5150, 9975), (5250, 9785), (5871, 8750), (6650, 7725), (7125, 7210)]