About the Number

1213421750

1213421749 ← → 1213421751

2進数表記:1001000010100110101100010110110

漢数字表記:十二億千三百四十二万千七百五十

素因数分解:

2 1 × 5 3 × 17 1 × 53 1 × 5387 1

素因数の和:5474
約数の個数: 64
約数和(自身を含む): 2450979648
約数和(自身を除く): 1237557898

約数列:
[1, 2, 5, 10, 17, 25, 34, 50, 53, 85, 106, 125, 170, 250, 265, 425, 530, 850, 901, 1325, 1802, 2125, 2650, 4250, 4505, 5387, 6625, 9010, 10774, 13250, 22525, 26935, 45050, 53870, 91579, 112625, 134675, 183158, 225250, 269350, 285511, 457895, 571022, 673375, 915790, 1346750, 1427555, 2289475, 2855110, 4578950, 4853687, 7137775, 9707374, 11447375, 14275550, 22894750, 24268435, 35688875, 48536870, 71377750, 121342175, 242684350, 606710875, 1213421750]

約数ペア:
[(1, 1213421750), (2, 606710875), (5, 242684350), (10, 121342175), (17, 71377750), (25, 48536870), (34, 35688875), (50, 24268435), (53, 22894750), (85, 14275550), (106, 11447375), (125, 9707374), (170, 7137775), (250, 4853687), (265, 4578950), (425, 2855110), (530, 2289475), (850, 1427555), (901, 1346750), (1325, 915790), (1802, 673375), (2125, 571022), (2650, 457895), (4250, 285511), (4505, 269350), (5387, 225250), (6625, 183158), (9010, 134675), (10774, 112625), (13250, 91579), (22525, 53870), (26935, 45050)]

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