1291275450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{47041}}^1$

素因数の和:47120

約数の個数: 72

約数和(自身を含む): 3526174236

約数和(自身を除く): 2234898786

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 61, 75, 90, 122, 150, 183, 225, 305, 366, 450, 549, 610, 915, 1098, 1525, 1830, 2745, 3050, 4575, 5490, 9150, 13725, 27450, 47041, 94082, 141123, 235205, 282246, 423369, 470410, 705615, 846738, 1176025, 1411230, 2116845, 2352050, 2869501, 3528075, 4233690, 5739002, 7056150, 8608503, 10584225, 14347505, 17217006, 21168450, 25825509, 28695010, 43042515, 51651018, 71737525, 86085030, 129127545, 143475050, 215212575, 258255090, 430425150, 645637725, 1291275450]

約数ペア:

[(1, 1291275450), (2, 645637725), (3, 430425150), (5, 258255090), (6, 215212575), (9, 143475050), (10, 129127545), (15, 86085030), (18, 71737525), (25, 51651018), (30, 43042515), (45, 28695010), (50, 25825509), (61, 21168450), (75, 17217006), (90, 14347505), (122, 10584225), (150, 8608503), (183, 7056150), (225, 5739002), (305, 4233690), (366, 3528075), (450, 2869501), (549, 2352050), (610, 2116845), (915, 1411230), (1098, 1176025), (1525, 846738), (1830, 705615), (2745, 470410), (3050, 423369), (4575, 282246), (5490, 235205), (9150, 141123), (13725, 94082), (27450, 47041)]