28670350

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{349}}^1$

素因数の和:445

約数の個数: 48

約数和(自身を含む): 56246400

約数和(自身を除く): 27576050

約数列:

[1, 2, 5, 10, 25, 31, 50, 53, 62, 106, 155, 265, 310, 349, 530, 698, 775, 1325, 1550, 1643, 1745, 2650, 3286, 3490, 8215, 8725, 10819, 16430, 17450, 18497, 21638, 36994, 41075, 54095, 82150, 92485, 108190, 184970, 270475, 462425, 540950, 573407, 924850, 1146814, 2867035, 5734070, 14335175, 28670350]

約数ペア:

[(1, 28670350), (2, 14335175), (5, 5734070), (10, 2867035), (25, 1146814), (31, 924850), (50, 573407), (53, 540950), (62, 462425), (106, 270475), (155, 184970), (265, 108190), (310, 92485), (349, 82150), (530, 54095), (698, 41075), (775, 36994), (1325, 21638), (1550, 18497), (1643, 17450), (1745, 16430), (2650, 10819), (3286, 8725), (3490, 8215)]