71914850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:372

約数の個数: 72

約数和(自身を含む): 157439700

約数和(自身を除く): 85524850

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 149, 175, 197, 245, 298, 350, 394, 490, 745, 985, 1043, 1225, 1379, 1490, 1970, 2086, 2450, 2758, 3725, 4925, 5215, 6895, 7301, 7450, 9653, 9850, 10430, 13790, 14602, 19306, 26075, 29353, 34475, 36505, 48265, 52150, 58706, 68950, 73010, 96530, 146765, 182525, 205471, 241325, 293530, 365050, 410942, 482650, 733825, 1027355, 1438297, 1467650, 2054710, 2876594, 5136775, 7191485, 10273550, 14382970, 35957425, 71914850]

約数ペア:

[(1, 71914850), (2, 35957425), (5, 14382970), (7, 10273550), (10, 7191485), (14, 5136775), (25, 2876594), (35, 2054710), (49, 1467650), (50, 1438297), (70, 1027355), (98, 733825), (149, 482650), (175, 410942), (197, 365050), (245, 293530), (298, 241325), (350, 205471), (394, 182525), (490, 146765), (745, 96530), (985, 73010), (1043, 68950), (1225, 58706), (1379, 52150), (1490, 48265), (1970, 36505), (2086, 34475), (2450, 29353), (2758, 26075), (3725, 19306), (4925, 14602), (5215, 13790), (6895, 10430), (7301, 9850), (7450, 9653)]