1259280230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1\times {\mathrm{307}}^1$

素因数の和:693

約数の個数: 64

約数和(自身を含む): 2477502720

約数和(自身を除く): 1218222490

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 139, 227, 278, 307, 454, 614, 695, 1135, 1390, 1535, 1807, 2270, 2951, 3070, 3614, 3991, 5902, 7982, 9035, 14755, 18070, 19955, 29510, 31553, 39910, 42673, 63106, 69689, 85346, 139378, 157765, 213365, 315530, 348445, 410189, 426730, 554749, 696890, 820378, 905957, 1109498, 1811914, 2050945, 2773745, 4101890, 4529785, 5547490, 9059570, 9686771, 19373542, 48433855, 96867710, 125928023, 251856046, 629640115, 1259280230]

約数ペア:

[(1, 1259280230), (2, 629640115), (5, 251856046), (10, 125928023), (13, 96867710), (26, 48433855), (65, 19373542), (130, 9686771), (139, 9059570), (227, 5547490), (278, 4529785), (307, 4101890), (454, 2773745), (614, 2050945), (695, 1811914), (1135, 1109498), (1390, 905957), (1535, 820378), (1807, 696890), (2270, 554749), (2951, 426730), (3070, 410189), (3614, 348445), (3991, 315530), (5902, 213365), (7982, 157765), (9035, 139378), (14755, 85346), (18070, 69689), (19955, 63106), (29510, 42673), (31553, 39910)]